NCY Main Jet (#100) for GY6 bikes running 17.5mm-24mm Dellorto SHA and PHBG Carburetors and CVK style carbs. Jetting is something that takes trial and error. See our blog of jetting instructions for more info.
NOTE: Does NOT fit PHVA carburetors.
Original Parts For Scooters SKU 155-30-100
Specifications:
Compatibility:
157QMJ-based 125cc / 150cc / 169cc engines with the following engine codes:
Don't see your engine listed? If the engine code includes "QM" or "FM" and you're running a 5mm main jet slot carburetor, 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
