replica carburetor as a spare for the original carburetor, the main jet etc. must be eventaully fitted
Diverse scooters 50cc

for 50cc, 4-stroke China scooter 139QMB/QMA

main jet: 70, intake manifold hole distance: 35mm, air filter connection width: 28mm

Main jet: 85, intake manifold connection width: 28 mm, air filter connection width: 38 mm

Mikuni replica, incl. E-choke, for all models with China 2-stroke motor on Minarelli basis, corresponds to the original carburetor, pay attention by mounting the main jet, if this differs take from org. carburetor

Including electric cold start device,
Main jet: 82, connection width intake manifold: 29 mm, connection width air filter: 38 mm