Cylinder Kit 57mm for 150cc Engine Version B Fits ONLY bottom mount engines

Fits ONLY bottom mount engines

Adds 8-10 percent more horsepower

& red/black wires

*NOTE: If your head measure approximately 3

Chinese 6 Coil Stator Magneto for GY6 125cc 150cc Engines

Cylinder Kit 57mm for 150cc Engine Version B Fits ONLY bottom mount enginesChinese 57mm Cylinder Kit Version B. This Chinese 57mm cylinder kit is the replacement part for many 4 stroke Chinese atvs, dirt bikes, go karts and scooters. Cylinder kits ship complete with cylinder, 57mm piston, piston rings, piston pin, piston clips, and top end gasket set. This kit fits 150cc models. There are 2 versions of the GY6 150cc engine. This kit is for version B engine. PLEASE check measurements and specs BEFORE you order. Gaskets and