GY6 Cylinder and Head Kit PS-164-319-57.4
Cylinder and Head Kit for 150cc GY6 4-stroke engines. Includes cylinder, piston, pin, circlips, rings, head gasket, base gasket and chain tensioner gasket.
Please choose from 57.4mm bore or 61mm bore .
*You may need to modify your engine case to accommodate the larger cylinder.
- Bore: 57.4mm or 61mm.
- Overall Height: 90mm
- Cylinder Sleeve Outer Diameter: 61mm (57.4mm cylinder kit) or 65mm (61mm cylinder kit.)