GY6 50cc (139QMB) Cylinder
ITEM# TT-26758
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Description
GY6 50cc Cylinder for CSC Go and Pug 50 Scooters
This cylinder is built to take the place of the stock part in CSC Go and Pug 50 scooters. It also works with several other bikes that use the 139QMB engine. You can browse our GY6 50cc scooter parts and fit this piece yourself at home, helping your scooter run smoothly and efficiently.
Signs It's Time for a New Cylinder
Heat and pressure gradually take a toll on cylinders. If your engine feels weaker than it used to or starts making odd sounds, the cylinder may be worn. A fresh one can bring back your scooter's power and keep it dependable on the road.
Engine Compatibility
This cylinder suits a number of engine codes, so it works across several setups. It fits engines including 139QMA, 1P39QMB, and YN139QMB, along with others. When your engine code contains "QM" or "FM," this part should be a match for your vehicle.
Specifications
- Bore: 39mm
- Dimensions: 5"L x 4"W x 3"H
- OEM Part Number: 139QMB
- Fits: GY6 50cc 139QMB engines, CSC Go Max and CSC Pug 50 (39mm bore)
Vehicle Fitment
Fits:
- GY6 50cc (139QMB)
- CSC Go Max
- CSC Pug 50
How to choose: Compare the engine code printed on your engine with this list: 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, or 147QMD.
Where it goes: part #6 on the cylinder crankshaft diagram for the GY6 50cc (139QMB), CSC Go; part #6 on the cylinder crankshaft diagram for the CSC Go Max; part #6 on the cylinder crankshaft diagram for the CSC Pug 50.
Shop more: GY6 50cc Scooter Parts (139QMB) · GY6 Scooter Parts · Scooter Big Bore & Cylinder Kits · Scooter Parts
































































