Description?? 50cc scooter carburetor designed specifically for 1E40QMB Minarelli 2-stroke scooter, ATV, and dirt bike engines. This 2-stroke scooter carburetor is equipped with an electric choke and is often referred to as a PZ19J. Please compare your original carburetor to the one pictured and described under the Specs tab prior to ordering, but this carburetor may be used on many products from Adly, Aprilia, Genuine Buddy 50cc, Vento, and Yamaha. Note: This is the old style pre-2008 carburetor. It may not work on Zuma scooters made in 2008 and after. Specifications?? Engine Size(s): 49cc-50cc 2-Stroke Engine Intake Outer Diameter: 23 mm Engine Intake Inner Diameter: 19 mm Air Intake Outer Diameter: 37 mm Choke: Electric auto bystarter Choke Location: Right Model number: PZ19J For 50cc Minarelli engines Compatibility?? Adly Moto Hammerhead Fox 50 Adly Moto Hammerhead Jet 50 Adly Moto Noble 50 Adly Moto RT-50 Adly Moto Thunderbike Baccio DLX 50 Baccio VX 5