Piston, ring and pin kit for the 150 cc engine (CG). Piston diameter 62 mm, STD size — standard, with no oversize. Country of origin: China.
The piston group needs to be replaced if compression has dropped, the exhaust is smoky, oil consumption is up, and the cylinder is worn. Oversize parts are needed only after the cylinder has been bored.
After assembling the engine, be sure to do a break-in and check the oil level.
