Quick view Details DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS MSRP: Now: $5.95 Choose Options Compare Quick view Details J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters MSRP: Now: $149.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $44.00 Add to Cart Compare SALE Quick view Details NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $38.95 Add to Cart Compare SALE Quick view Details NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view Details NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES MSRP: Now: $13.95 Choose Options Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $13.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters MSRP: Now: $149.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $44.00 Add to Cart Compare SALE Quick view Details NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $38.95 Add to Cart Compare SALE Quick view Details NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view Details NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES MSRP: Now: $13.95 Choose Options Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $13.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE MSRP: Now: $44.00 Add to Cart Compare SALE Quick view Details NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $38.95 Add to Cart Compare SALE Quick view Details NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view Details NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES MSRP: Now: $13.95 Choose Options Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $13.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view Details NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare
Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $38.95 Add to Cart Compare SALE Quick view Details NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view Details NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES MSRP: Now: $13.95 Choose Options Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $13.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view Details NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare
Quick view Details NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES MSRP: Now: $13.95 Choose Options Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $13.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $13.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $13.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $99.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES MSRP: Now: $48.98 Add to Cart Compare Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view DLH DLH RACING PERFORMANCE VARIATOR ROLLER WEIGHTS (18 X 14mm) FOR 150cc - 232cc GY6 MOTORS DLH HIGH PERFORMANCE ROLLER WEIGHT SET OF 6 18mm X 14mm DHL ROLLER WEIGHTS FOR 150cc - 232cc GY6 4-STROKE QMI152/157 QMJ152/157 ENGINES. WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST... MSRP: Now: $5.95 Choose Options Compare Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view J.COSTA | sku: 184-10 J.Costa Variator Kit - QMB139 50cc scooters J.COSTA PRO VARIATOR KIT FOR KYMCO AGILITY 50 AND QMB139 50CC 4T CHINESE SCOOTERS. THIS COMPLETE VARIATOR KIT CONSISTS OF THE VARIATOR BODY, BELL, BUSHING, SLIDER AND ROLLERS. IT IS RECOMMENDED THAT THE ASSEMBLY IS DONE BY PROFESSIONALS TO ENSURE PROPER... MSRP: Now: $149.95 Add to Cart Compare Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view SSP-G | sku: 169-382 SSP-G 50cc - 100cc QMB139 ADJUSTABLE DRIVE SHEAVE SSP-G ADJUSTABLE DRIVE SHEAVE FOR 50CC, 4-STROKE QMB139 ENGINES. PLEASE NOTE: CSC GO SCOOTERS WILL REQUIRE 3X CLUTCH PINS 151-148 TO INSTALL THIS DRIVE SHEAVE. OVERALL OUTER DIAMETER: 118mm INNER DIAMETER: 34mm FITS SOME. MODELS... MSRP: Now: $44.00 Add to Cart Compare SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: $65.00 Was: $65.00 Now: $53.65 Add to Cart Compare
Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER NARAKU PERFORMANCE TORQUE SPRING BASE FOR 50cc QMB139 ENGINES, APRILIA, HONDA, PIAGGIO, DERBI, KYMCO, AND MUCH MORE! NARAKU TORQUE SPRING BASE ALLOWS FOR SMOOTHER TORQUE SPRING ACTION THROUGH THE USE OF BALL BEARINGS. THIS ALLOWS THE... MSRP: Now: $38.95 Add to Cart Compare SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view NCY | sku: 1200-1154 NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN NCY HONDA 50cc GOLDEN VARIATOR PULLEY FOR RUCKUS, METROPOLITAN THE ULTIMATE VARIATOR FOR YOUR RUCKUS! THIS BEAUTY IS LIGHTER THAN ANY OTHER VARIATOR ON THE MARKET AND AT 95MM, IS IDEAL FOR ALL TYPES... MSRP: $38.00 Was: $38.00 Now: $35.98 Add to Cart Compare
Quick view NCY | sku: 1200-1043 NCY (15x12) ROUND ROLLER WEIGHTS FOR JOG MINARELLI 2-STROKE ENGINES NCY 15X12 SLIDING ROLLER WEIGHTS FOR MINARELLI 50cc 2-STROKE ENGINES. THESE WEIGHTS ALSO FIT MANY SCOOTERS FROM YAMAHA INCLUDING ZUMA CW50, ZUMA 50F, VINO AND C3. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE... MSRP: Now: $13.95 Choose Options Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE... MSRP: Now: $13.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and... MSRP: Now: $389.95 Add to Cart Compare Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view DR. PULLEY | sku: 169-266 Dr. PULLEY PERFORMANCE VARIATOR ASSEMBLY FOR 50cc - 100cc QMB139 ENGINES Dr. Pulley Performance Variator Assembly for 50cc 4-stroke QMB139 engines. Includes Instructions Includes Rear Plate Sliders Does Not Include Roller or Slider Weights Drive Face Outer Diameter (A):... MSRP: Now: $99.95 Add to Cart Compare Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected
Quick view SSP-G | sku: 169-415 SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR 50cc - 100cc QMB139 ENGINES SSP-G AFTER-MARKET PERFORMANCE VARIATOR KIT FOR QMB139 ENGINES, HONDA RUCKUS & MANY OTHER MAKES AND MODELS *ROLLER COLORS MAY VARY FROM PHOTO* ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 89mm BOSS INNER... MSRP: Now: $48.98 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected