Chinese Scooter Parts Kit Aazon.co: Glixal ATT1-011 139QB 139QA Scooter Big Bore Cylinder Glixal Cylinder Piston Kit 139QMB WQSING 69mm Valve GY6 Big Bore Kit air cool kit 50cc Glixal ATMT1-008 Performance Big Bore Cylinder Kit GY6 80cc 47mm for 139QMB ATV Scooter Moped Go Kart Moflyeer gy6 39mm 44mm 47mm 50mm big bore kit cyl... – Grandado Such as JONWAY,JMSTAR,ROKETA,SUNL,TANK,PEACE,TAOTAO, 1., Inner Diameter of Cylinder: 47mm , 2., Outer Diameter of Piston Pin: 13mm , 3., High Quality Durable Piston Rings , 4., Include Cylinder,Piston,Piston Ring,Piston Pin,Piston Pin Clip,Valve Oil Seal,Gaskets,Tensioner Gasket,Exhaust Gasket,Intake&Exhaust Studs,Exhaust Nut , 5., High Performance Upgrade 47mm Cylinder Rebuild Kit for GY6 49cc 50cc 60cc 80cc engine
