Description:

Cylinder kit for 4 stroke GY6 50cc 139QMA 139QMB Engine Chinese ATV Quad 4 Wheeler Go Kart Moped Scooter. Inner Diameter of Cylinder: 44mm. High toughness,corrosion resistance,rustproof and durable.Has a good heat dissipation structure design,providing reliable performance and long life service. Package including: 1PC x 44mm cylinder body,2PCS x gasket,2PCS x oil seal and piston kit Piston Ring,Piston Pin,Piston Pin Clip,Tensioner Gasket,Exhaust Gasket,Intake&Exhaust Studs,Exhaust Nut.