Genuine quality replacement crank for 50/90cc 4-stroke engines (GY6 50, 139QMB/QMA). The crank is pre-pressed with main bearings and connecting rod. GY6 engines are factory fitted with 2 different crank...
This crankshaft is a great alternative to replacing your faulty original crankshaft. It features a high-quality finish and balance, ensuring reliable operation at all engine speeds. The crankshaft is an...
Shim for positioning the alternator rotor on the crankshaft. Length: 13mm, Width: 3mm, Height: 2.5mm.
Shim for positioning the alternator rotor on the crankshaft.
Length: 13mm, Width: 3mm, Height: 2.5mm.
Timing chain guide for GY6 50cc 139QMB/QMA engines. This guide is located opposite the chain tensioner and is positioned between the cylinder and the cylinder head. Porous or torn rubber...