PRO BAT GY6 57.4mm Bore Cylinder Kit with Piston for 150cc 157QMJ 4 Stroke Scooter Engine Moped ATV Quad Bike Motor
PRO BAT GY6 57.4mm Bore Cylinder Kit with Piston for 150cc 157QMJ 4 Stroke Scooter Engine Moped ATV Quad Bike Motor
- 150cc Cylinder Kit with 57.4mm bore, 15mm wrist pin & 54mm stud spacing. For the "QJ" Engine (stamped QJ157QMJ or QJ158QMJ).
- Fits the 157QMJ engines with the EGR head,76mm bolt pattern 2 1/2" tall head
- Inner diameter of cylinder:57.4mm, hole spacing:54mm, outer diameter of piston pin:15mm
- Components:Cylinder + Piston Kit with Rings + Wrist Pin + Cir Clips + Head Gaskets
- NOTE: This engine is a variation of the GY6 engine (also available in 150cc). Most parts are not interchangeable with the standard GY6 engine.







Description
- 150cc Cylinder Kit with 57.4mm bore, 15mm wrist pin & 54mm stud spacing. For the "QJ" Engine (stamped QJ157QMJ or QJ158QMJ).
- Fits the 157QMJ engines with the EGR head,76mm bolt pattern 2 1/2" tall head
- Inner diameter of cylinder:57.4mm, hole spacing:54mm, outer diameter of piston pin:15mm
- Components:Cylinder + Piston Kit with Rings + Wrist Pin + Cir Clips + Head Gaskets
- NOTE: This engine is a variation of the GY6 engine (also available in 150cc). Most parts are not interchangeable with the standard GY6 engine.











