GY6 Replacement Scooter Parts & QMB139 Replacement Scooter Parts
The highest quality and lowest priced replacement GY6 scooter parts and replacement QMB139 scooter parts on the market today. Scooterworks USA is able to provide customers with basically every engine, transmission, and consumable part needed to get your GY6 or QMB139 back up and running.
Not sure which type of engine you have? If you have a 4T Chinese scooter, you likely have one of these engines:
-If it is a 125cc or 150cc four stroke it is typically lumped under the GY6 term. Other terms for 125cc and 150cc GY6 engines are 152QMI and 157QMJ (also QMI152 and QMJ157), respectively, and simply QMI and QMJ, if you're into the whole brevity thing.
-QMB139 refers to 50cc four stroke models. Other common terms are GY50 and 139QMB. It is a variation of the GY6 power plant.
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