Replace GY6 49cc 50cc 80cc PD18J PD19J PD20J Carburetor Replace Most of Made Scooters Moped ATV Go Kart Quads Buggy Kymco, Such as JONWAY, JMSTAR, TANK, PEACE, Dongfang, Kazuma, JCL, BMS Intake Side inner Diameter: 20mm, Intake Side Outer Diameter: 28mm, Electric Choke (plug style): 2-pin, male Air Filter Mount inner Diameter: 35mm, Air Filter Mount Outer Diameter:39mm Package include: 1x carburetor + 2x fuel filter + 2x spark plug + 1x intake manifold + 1x air filter Compatible with 50cc Gator 50 Panterra Retro 50, Freedom 50, Fusion 50 Schwinn Laguna 50, Hope 50 Qingqi QM50QT-6V,QM50QT-4G Tank Urban 50,Sporty50 Bahama,Maui,Sicily,Tank,Baotian 50QT-9,Maui MC-08-50,Bahama MC-07-50 SL50QT-7,SL50QT-2 Sporty 50 Dazon Diamondback Hammerhead/Adly 50,Fox 50 Lance GTR50 Baja SC50,BE50,JL50QT-15,JL50QT-16 Jonway Beta50,Lambda 50,QT-6,QT-21,YY50QT5,YY50QT6,YY50QT21 JMstar Breeze,Z-bike Longbo LB50QT-6,LB50QT-22 MotoFino MF50QT MF MF50QT-7 Eagle 49cc Excaliber Vanguard 50 49cc 50cc 4 stroke scooter such as GT5,Fastwind,amt50-a1,cy50-a,cy50-b,cy50-t3,funny50,Roman 50,Retro 50,Speedy50,Venus50. Zongshen ZS50QT-4 Biaotian BT49QT-2,BT49QT-7,BT49QT-9,BT50QT-9,BT50QT-11 Zongshen Metro 50 SL50QT-15,SL50QT-16,SL50QT-18,SL50QT-2,SL50QT-3 Kymco Agility 50 4T, People 50 4T,Super 8 50 4T,Sento 50 Jinlun 50cc scooter Sunny 50cc scooter NST 50cc scooter and other 4 stroke GY6 50cc scooter