This cylinder head replaces the stock equipment on bikes running 139QMB engines. Don't forget a new gasket (part number 1100-1331) and the valve assembly (part number 1100-1328)!
Original Parts For Scooters SKU 151-213
Specifications:
Compatibility:
139QMB-based 50cc / 80cc engines with the following engine codes:
Don't see your engine listed? If the engine code includes "QM" or "FM", this product is compatible with your vehicle.
About MotoTec USA: Since our beginning in 1989, MotoTec USA has become a major supplier of parts and accessories for vintage and modern scooters. We have everything you need, from wear-and-tear items like tires and oil filters to after-market parts from brands like Malossi, NCY, Prima, YSS, Dr. Pulley, and more.
