Performance GY6 18MM Carburetor for 80 49cc 50cc 4 Stroke Scooter Taotao 139QMB

GY6 Carburetor 18MM for Taotao

This 18MM GY6 carburetor is a direct-fit replacement for 49cc and 50cc 4 stroke scooters, including Taotao models with the 139QMB engine, and meters fuel and air to keep the engine running cleanly.

Overview

This 18MM GY6 carburetor is built for 49cc and 50cc 4 stroke scooter engines and delivers the air-fuel mix your engine needs for reliable starting and smooth throttle response. It bolts up to Taotao scooters and other machines running the 139QMB engine, making it a practical replacement for a worn or clogged carburetor. Riders and mechanics working on 4 stroke scooters will find this 18MM GY6 carburetor a straightforward swap that restores day-to-day rideability.

Built For Performance

• 18MM venturi bore sized for 49cc and 50cc 4 stroke scooter engines
• Fits GY6 and 139QMB engine platforms
• Cast body with sealed fuel passages for consistent metering
• Manual choke and idle adjustment for easy cold starts and tuning
• Intake and air filter mounting points matched to stock scooter hardware
• Direct replacement for a worn or fouled factory carburetor

Fits These Machines

• for Taotao 49cc 4 stroke scooters
• for Taotao 50cc 4 stroke scooters
• for scooters running the 139QMB engine
• for GY6 4 stroke scooter applications

On-The-Job Use

• Restoring fuel delivery on a scooter that will not idle or stalls at stops
• Replacing a clogged carburetor after long periods of storage
• Routine tune-ups on 49cc and 50cc 4 stroke scooter engines
• Carburetor swaps during top-end or intake service

Specs At A Glance

Good To Know

Q: Will this carburetor fit my 50cc 4 stroke scooter? A: It is built for 49cc and 50cc 4 stroke scooters using the GY6 or 139QMB engine, so confirm your engine code and intake mounting before ordering.

Q: Do I need to adjust anything after installing it? A: Expect to set the idle speed and mixture after installation so the engine runs smoothly at your altitude and temperature.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.