This OEM 39mm head gasket replaces original equipment on 50cc 139QMB scooters. Need to replace the whole cylinder instead? It's available online.
Original Parts For Scooters SKU 151-83Specifications:
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 Prima: Prima is the industry leader in premium scooter accessories, service parts and scooterist protective apparel. Prima brand products are designed direct-fit for all popular scooter brands including Honda, Yamaha, Genuine, Vespa, SYM, Lance, KYMCO, Royal Alloy and GY6 / QMB powered scooters.
