The CVK-style 50cc scooter carburetor is designed specifically for 49cc 50cc QMB139 4-stroke scooters which is used on many TaoTao GT5 50 scooters. This carburetor is equipped with an electric choke. Engine Intake Inner Diameter: 18 mm; Engine Intake Outer Diameter: 26 mm; Air Intake Outer Diameter: 39 mm; Air Intake Inner Diameter: 36 mm Package include: 1x carburetor + 2x fuel filter + 2x spark plug + 1x intake mainfold + 1x air filter + 1x ignition coil Product Description Engine Size(s): 49cc 50cc 4-Stroke Engine Intake Inner Diameter: 18 mm Engine Intake Outer Diameter: 26 mm Air Intake Outer Diameter: 39 mm Air Intake Inner Diameter: 36 mm Overall Depth: 9.5 cm Overall Width: 11.5 cm Overall Height: 10.5 cm Choke: Electric auto bystarter Compatible with?? Baja Motorsports Retro (RT50 RT50-R) Baja Motorsports Sun City 50 (SC50/SC50P/SC50QJ/SC50S) Coleman Powersports JL50QT-14 Jonway YY50QT-10 4-Stroke Jonway YY50QT-21 4-Stroke Jonway YY50QT-28 4-Stroke Jonway YY50QT-29 Jonway YY50QT-3 Jonway YY50QT-5 4-Stroke Jonway YY50QT-6 4-Stroke KYMCO Agility 50 KYMCO People 50 KYMCO People S 50 Panterra Freedom 49cc Panterra Retro 49cc Roketa MC-07-50 (Bahama 50) Roketa MC-08-50 (Maui 50 GL) Tank Urban 50 TaoTao EVO 50 TaoTao Funny 50 TaoTao New Speed 50 TaoTao Racer 50 TaoTao Rainbow 50 TaoTao Retro 50 TaoTao Roman 50 TaoTao Thunder 50 TaoTao Venus 50 TaoTao Zummer 50