The NCY Big Bore Piston and Cylinder Kit is a perfect fit for your Honda Dio, Sym DD50 or 139QMB scooter. It gives you significantly more power and durability at a reasonable price.
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 NCY: NCY is the aftermarket performance parts leader for most popular scooter brands including Honda, Yamaha, Genuine, Vespa, SYM, Lance, KYMCO, and GY6 / QMB powered scooters. Made in Taiwan with strict quality standards since 1997, NCY is ISO 9001 certified.
Made in Taiwan.
*Performance upgrades are considered racing parts and are not covered by warranty.
WARNING: California's Proposition 65
