BMX 150cc ATV Engine : 57mm Piston Kit 

Chinese ATV Parts, BMX ATV Parts.

BMX Engine Piston Kit - 150cc GY6 engines. Piston measures approximately 57mm in diameter and uses a 15mm piston pin. Commonly used in the GY6 engines. This GY6 Chinese engine is always air cooled with a CVT CLUTCH AND BELT. This 57mm Piston kit FITS scooters, go-karts and ATV engines with the CVT Belt Housing on left side of engine.

See our Chinese Engine section for full color pictures of engines we sell to verify your engine is a GY6.

IMPORTANT NOTE: Again this piston fits 150cc GY6 engines---This engine is easily identified by the CVT Clutch and Large Belt housing on left side of engine.

Kit ships with rings, piston, pin and clips.

See our Chinese ATV Service Manual section for a free download that gives you step by step instructions on rebuilding the GY6 TOP END.

Chinese ATV Parts usually ship the same day for parts orders placed before 2pm. Order this part online or by phone Mon thru Fri, 9am-5pm central time.