Brand New Carburetor PD18 Fits: 49cc 50cc 60cc 80cc 100cc QMB139 GY6 4 Stroke Engines. Carburetor Specs: Intake Inside Diameter: 18mm Intake Outside Diameter: 38mm Air Filter Mount Inside Diameter: 35mm Air Filter Mount Outside Diameter: 39mm Main metering jet widened from 76# to 85# Fits for 50cc scooter or modified 80cc 100cc scooters. Increase the horsepower and airflow for your bike, and have more fun with the power at your finger tips. Removable Bowl Electric Choke Included ( 2 Pin Plug Male ) Compatible with QMB139 49cc 50cc 60cc 80cc 100cc 4 stroke GY6 engines. For: GY6 4 Stroke 49cc 50cc Scooters Mopeds ATV Go Karts Such as : TaoTao, Ice Bear, JM Star, Roketa, Avanti, SunL, Flyscooters, Diamo, JCL, Jonway, Lance, Schiwnn, Tank, Vento, Verucci, Yamati, Baccio, Peace, Bintelli and others Model # 331-999066 Comes as pictured If you have any questions please contact us For more parts check out our store View more great items