Quick view Details SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* MSRP: Now: $24.95 Add to Cart Compare Quick view Details ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT MSRP: Now: $204.95 Add to Cart Compare Quick view Details TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* MSRP: Now: $209.95 Add to Cart Compare Quick view Details TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* MSRP: Now: $219.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS MSRP: Now: $21.75 Add to Cart Compare Quick view Details GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS MSRP: Now: $10.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT MSRP: Now: $204.95 Add to Cart Compare Quick view Details TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* MSRP: Now: $209.95 Add to Cart Compare Quick view Details TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* MSRP: Now: $219.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS MSRP: Now: $21.75 Add to Cart Compare Quick view Details GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS MSRP: Now: $10.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* MSRP: Now: $209.95 Add to Cart Compare Quick view Details TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* MSRP: Now: $219.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS MSRP: Now: $21.75 Add to Cart Compare Quick view Details GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS MSRP: Now: $10.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* MSRP: Now: $219.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS MSRP: Now: $21.75 Add to Cart Compare Quick view Details GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS MSRP: Now: $10.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES MSRP: Now: $39.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS MSRP: Now: $21.75 Add to Cart Compare Quick view Details GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS MSRP: Now: $10.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS MSRP: Now: $21.75 Add to Cart Compare Quick view Details GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS MSRP: Now: $10.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS MSRP: Now: $10.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
SALE Quick view Details SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare
Quick view Details GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET MSRP: Now: $4.95 Add to Cart Compare Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* MSRP: Now: $469.95 Out of stock Compare Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING MSRP: Now: $9.75 Add to Cart Compare Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view Details TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* MSRP: Now: $334.95 Add to Cart Compare Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view SSP-G | sku: 87810-N 172cc CYLINDER HEAD W/ VALVES (61mm BORE) GY6 MOTORS *54mm STUD SPACING* 172cc CYLINDER FOR CHINESE SCOOTERS61mm BORE 54mm STUD SPACING *A-BLOCK* FITS MOST CHINESE SCOOTERS WITH 180cc GY6 MOTORSFITS SOME MODELS OF TAO MOTORS, ICE BEAR, WOLF, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO,... MSRP: Now: $24.95 Add to Cart Compare Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view ATHENA | sku: 135-1 ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT ATHENA 47.6mm HONDA DIO-SR BIG BORE CYLINDER AND HEAD KIT. KIT INCLUDES CYLINDER, CYLINDER HEAD, PISTON, RING, PISTON PIN, CIR CLIPS, HEAD GASKET, BASE GASKET AND EXHAUST GASKET. WHEN YOU USE THIS ATHENA 47.6mm BIG BORE KIT IN... MSRP: Now: $204.95 Add to Cart Compare Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view TAIDA | sku: TD50mm TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *50mm* QMB139 *81cc/86cc* TAIDA 50cc QMB139 4-STROKE 50mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $209.95 Add to Cart Compare Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view TAIDA | sku: TD50cc TAIDA SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD UPGRADE KIT *52mm* QMB139 *87.9cc/93cc* TAIDA 50cc QMB139 4-STROKE 52mm, RACING BIG BORE CYLINDER & HEAD KIT. KIT INCLUDES CYLINDER, PISTON, RINGS, PISTON PIN, CIR CLIPS, CYLINDER HEAD, HEAD GASKET, AND BASE GASKET. WHEN USED IN CONJUNCTION WITH A STOCK STROKE OF 41.4mm THE TOTAL... MSRP: Now: $219.95 Add to Cart Compare Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view GY6 STORE | sku: 88806 80cc (47mm BORE) BIG BORE KIT FOR SCOOTERS QMB139 MOTORS 69mm VALVES 80cc (47mm BORE) UPGRADE KIT FOR QMB139 MOTORS TRUE DISPLACEMENT *72cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 80cc THIS KIT IS TO UPGRADE YOUR STOCK 50cc QMB139 MOTOR AND TURN IT INTO A 72cc / 80cc MOTOR ADDING MORE POWER... MSRP: Now: $39.95 Add to Cart Compare Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view GY6 STORE | sku: 99005 100cc (50mm BORE) CYLINDER PISTON RINGS GASKETS REBUILD FOR QMB139 SCOOTERS 100cc (50mm BORE) UPGRADE CYLINDER KIT (#1) FOR QMB139 MOTORS TRUE DISPLACEMENT *81.3cc WITH STOCK CRANK* PEOPLE REFER TO THIS KIT AS 100cc KIT INCLUDES: CYLINDER BODY : 50mm TOP & BOTTOM GASKETS PISTON &... MSRP: Now: $21.75 Add to Cart Compare Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view GY6 STORE | sku: 87820 100cc CYLINDER (50mm BORE) FOR CHINESE SCOOTERS WITH 50cc QMB139 MOTORS 100cc CYLINDER FOR CHINESE SCOOTERS *50mm BORE* CAST IRON CYLINDER: 50mm • OUTER SLEEVE DIAMETER: 54mm • CYLINDER HEIGHT (W/O SLEEVE): 53mm • OVERALL HEIGHT (W/SLEEVE):... MSRP: Now: $10.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
SALE Quick view SSP-G | sku: 169-420 SSP-G TITANIUM (2V) VALVE SPRING RETAINER SET FOR 150cc GY6 MOTORS *NEW* SSP-G TITANIUM VALVE SPRING SEAT RETAINER FOR 150cc THRU 232cc GY6 4-STROKE ENGINES THESE ARE MADE OUT OF LIGHTWEIGHT AND HIGH STRENGTH TITANIUM. THE LIGHT WEIGHT OF THE RETAINERS REDUCES THE STRAIN CAUSED BY HEAVIER STOCK STEEL VALVE SPRING... MSRP: $34.99 Was: $34.99 Now: $31.95 Add to Cart Compare
Quick view GY6 STORE | sku: 90496-N GY6 150cc OIL SEALS DOWEL PIN WOODRUFF CRANKSHAFT KEY SET GY6 150cc - 232cc DOWEL PIN / SEALS / CRANCKSHAFT KEY SET INCLUDES THE FOLLOWING ITEMS: CRANKSHAFT OIL SEAL RING *2* (19.8x30x5) REAR AXLE OIL SEAL RING (27x42x7) CLUTCH SHAFT OIL SEAL RING (20x32x6) (6) 10 x 16 DOWEL PINS (6) 8 x... MSRP: Now: $4.95 Add to Cart Compare Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view TAIDA | sku: GY6-KS-S-70 TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) CLASS B-BLOCK *57mm SPACING* TAIDA GY6 232cc SHORT CASE CRANKCASE (67mm) *57mm SPACING* B-BLOCK FOR SCOOTERS WITH 10 INCH WHEELS 70mm CLYINDER BORE CAN BE USED WITH 2V OR 4V CYLINDER HEAD NO BORING REQUIRED, ALREADY SET TO 70mm BORE CAN BE USED WITH... MSRP: Now: $469.95 Out of stock Compare Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected × OK
Quick view TAIDA | sku: 58.5-TDGAS TAIDA PERFORMANCE GY6 155cc CYLINDER GASKET SET (58.5mm BORE) 54mm SPACING TAIDA PERFORMANCE 5 PIECE CYLINDER GASKET SET 58.5mm BORE 54mm SPACING (A-BLOCK) 155cc 0.5+0.8+58.5 INCLUDES (1) CYLINDER HEAD GASKET *METAL* (1) CYLINDER BASE GASKET *THIN FOR MORE COMPRESSION* (1) CYLINDER BASE GASKET... MSRP: Now: $9.75 Add to Cart Compare Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected
Quick view TAIDA | sku: GY6-J30054 TAIDA / GY6 J-300 CAMSHAFT & CYLINDER HEAD 30.5 / 26.5 VALVE *54mm SPACING* TAIDA PERFORMANCE GY6 *J-300* 172cc - 180cc SET UP FITS 54mm SPACING *A-BLOCK* THIS IS THE NEW EASY START SET UP NO NEED FOR SPECIAL STARTER OR BATTERY GREAT FOR YOU GY6 HONDA RUCKUS BUILDS THIS IS THE NEW 170cc -... MSRP: Now: $334.95 Add to Cart Compare 1 2 3 4 5 6 Next 1 2 3 4 5 6 Next Compare Selected