Overview Reviews Product Description UNIVERSAL PARTS 63mm BORE BIG BORE CYLINDER KIT FOR 150cc GY6 4-STROKE ENGINES. UPGRADES TO 180cc BASED ON A STOCK STROKE OF 57.8mm INCLUDES CYLINDER, PISTON, PIN, CIR CLIPS, RINGS, HEAD GASKET AND BASE GASKET. FITS STANDARD 54m SPACING *A BLOCK* ENGINE BLOCK BORING REQUIRED! UPGRADES TO 180cc BORE: 63mm OVERALL HEIGHT: 90.5mm CYLINDER SLEEVE OUTER DIAMETER: 64.9mm Product Videos Custom Field Product Reviews Write a Review Write a Review × UNIVERSAL PARTS 180cc *63mm BORE* BIG BORE CYLINDER KIT FOR 150cc GY6 ENGINES (54mm SPACING) Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Details TAIDA | sku: GY6-01054-63 TAIDA 180cc - 206cc (63mm BORE) GY6 CYLINDER SET WITH *54mm SPACING* MSRP: Now: $110.95 Choose Options SALE Quick view Details NCY | sku: 1100-1408 NCY GY6 CYLINDER GASKET SET (63mm BORE) 180cc *54mm SPACING* MSRP: $14.00 Was: $14.00 Now: $13.25 Add to Cart Quick view Details SSP-G | sku: 169-99 SSP-G 180cc *63mm BORE* Big Bore Kit for 150cc 4-stroke B-BLOCK *57mm SPACING* MSRP: Now: $549.95 Add to Cart Quick view Details SSP-G | sku: 169-482 SSP-G 180cc B-BLOCK (63mm Bore) LONG CASE ENGINE KIT WITH OIL COOLER KIT MSRP: Now: $649.95 Add to Cart Quick view Details SSP-G SSP-G 188cc B-BLOCK (63mm BORE) LONG CASE ENGINE KIT *WITH OIL COOLER & 2.5mm STROKER* MSRP: Now: $799.95 Out of stock
SALE Quick view Details NCY | sku: 1100-1408 NCY GY6 CYLINDER GASKET SET (63mm BORE) 180cc *54mm SPACING* MSRP: $14.00 Was: $14.00 Now: $13.25 Add to Cart
Quick view Details SSP-G | sku: 169-99 SSP-G 180cc *63mm BORE* Big Bore Kit for 150cc 4-stroke B-BLOCK *57mm SPACING* MSRP: Now: $549.95 Add to Cart Quick view Details SSP-G | sku: 169-482 SSP-G 180cc B-BLOCK (63mm Bore) LONG CASE ENGINE KIT WITH OIL COOLER KIT MSRP: Now: $649.95 Add to Cart Quick view Details SSP-G SSP-G 188cc B-BLOCK (63mm BORE) LONG CASE ENGINE KIT *WITH OIL COOLER & 2.5mm STROKER* MSRP: Now: $799.95 Out of stock
Quick view Details SSP-G | sku: 169-482 SSP-G 180cc B-BLOCK (63mm Bore) LONG CASE ENGINE KIT WITH OIL COOLER KIT MSRP: Now: $649.95 Add to Cart Quick view Details SSP-G SSP-G 188cc B-BLOCK (63mm BORE) LONG CASE ENGINE KIT *WITH OIL COOLER & 2.5mm STROKER* MSRP: Now: $799.95 Out of stock
Quick view Details SSP-G SSP-G 188cc B-BLOCK (63mm BORE) LONG CASE ENGINE KIT *WITH OIL COOLER & 2.5mm STROKER* MSRP: Now: $799.95 Out of stock