Universal Parts GY6 63mm Big Bore Cylinder Kit

Primo Scooter Company

Regular price $84.99

img-qind.JPGUniversal Parts 63mm 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, circlips, rings, head gasket and base gasket.

*You may need to modify your engine case to accommodate the larger cylinder.