carburetor w/ metal cover & choke for 139QMB/QMA 4-stroke

Complete aftermarket carburettor for 4-stroke scooters, with choke. The carburettor is factory-fitted on all 50cc 4-stroke Kymco scooters and many newer Chinese built models. The slide, needle and cap are the main areas where changes were made. Replaces item number BT16001 .

Main Jet: 85 (4mm)
Pilot Jet: 33
Intake Manifold Connection Fitment: 28mm
Air Filter Connection Fitment: 38mm