Gy6150 57.4mm Cylinder Kit For 125cc 150cc Chinese Scooters And ATVs With GY6 4 Stroke 157QMJ 152QMI Engine Non EGR 76mm Bolt Pattern Compatible With Jonway Jmstar Roketa Sunl Tank Peace Taotao

57.4mm Cylinder Kit for GY6 157QMJ 152QMI Engines
✔️ Includes cylinder, head, piston kit, rings, gasket set, seals

This cylinder kit is a complete replacement assembly for GY6 4-stroke engines used in 125cc/150cc Chinese scooters and ATVs. It’s a common rebuild option to restore compression, power, and reliability. Compatible with a 76mm bolt pattern across brands like Jonway, Jmstar, Roketa, Sunl, Tank, Peace, and Taotao.

✅ Inner Cylinder Bore: 57.4 mm
✅ Piston Pin Diameter: 15 mm
✅ 76 mm Bolt Pattern for GY6 157QMJ/152QMI engines
✅ Kit includes: Cylinder, Head, Piston Kit, Ring Set, Gasket Kit, Valve Oil Seals x2, Intake Studs x2, Outlet Studs x2, Nuts x2, Disposable Gloves x2, Spark Plug x1

💡 What is a cylinder kit for a GY6 engine and when should I replace it? This handy kit helps restore power and reliability by replacing worn components. - Restores compression and engine power - Designed for 76 mm bolt pattern GY6 157QMJ/152QMI engines - Includes all essential parts for a complete rebuild