GY6 125cc, 150cc, 180cc - Cylinder, Piston, & Crankshaft
Keep your GY6 125cc, 150cc, and 180cc engine performing at its best with core bottom-end components including cylinders, pistons, and crankshafts. This section features standard and oversized cylinder kits, matching piston assemblies, wrist pins, rings, and full crankshafts used across most Chinese GY6-powered scooters, ATVs, and go-karts. Ideal for full rebuilds, displacement upgrades, or replacing worn internal parts to restore smooth power, reliable compression, and long-term durability.
