Universal Parts 57.4mm Stock Cylinder Kit for 150cc GY6 4-stroke engines. Includes cylinder, piston, pin, circlips, rings, head gasket, base gasket and chain tensioner gasket.
- Bore: 57.4mm
- Overall Height: 90mm
- Cylinder Sleeve Outer Diameter: 60.7mm
- Piston Pin Diameter: 15mm
- Piston Pin Length: 42mm