101 Octane Carburetor Replacement – 19mm (membrane type) with E-choke and jetting for 4-stroke 139QMB/QMA, 50cc


In stock (can be backordered)


GY6 50cc Carburetor Replacement for 4-stroke 139QMB/QMA, QMB139 50cc by 101 Octane Scooter Parts

Complete 19mm aftermarket carburetor (membrane type) with E-choke and jetting. Ready to mount; suitable for 50 and 80cc 4-stroke engines. This is a Taiwanese-built carb and matches the quality of the original OEM part.

Reference OEM numbers: BT16001, 4250362413222, BT16001, 460108, 16100-AWA-000, 16100-A7E-000-01, 16100-AWA-010,

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

101 Octane are high quality GY6 parts and accessories. One of our top recommended brands for replacement accessories. You can buy with confidence for 101 Octane is one of the best parts brands we offer.


Additional information

Weight 1.8 lbs