Cam Chain for CSC Go., GY6 50cc (139QMB) Scooters
ITEM# TT-24686
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Description
Replacement Cam Chain for 139QMB 50cc Scooters
This timing chain is made for the 139QMB engine used in 50cc scooters. It keeps the timing in sync and controls how the valves open and close, which directly affects how the engine runs. For more on this, browse our GY6 50cc scooter parts, since keeping these components in good order helps the engine run efficiently. If you notice low compression or a ticking noise, this part could be the fix you need.
Signs It Needs Replacing
Consider swapping the cam chain if you see signs such as burnt valves or strange engine sounds. The chain governs the intake and exhaust timing in your 4-stroke engine, so it plays a big role in dependable running. Before fitting a new one, make sure your cylinder head matches the bore size and engine code.
Specifications
- Size: Standard for 50cc engines
- Position: Engine
- Fits: GY6 50cc (139QMB); CSC Bella Classic 50, Go Max, Nitro Sport 50, Pug 50
Compatibility
Compatible with:
- GY6 50cc (139QMB)
- CSC Bella Classic 50
- CSC Go Max
- CSC Nitro Sport 50
- CSC Pug 50
Installation location: part #1 on the cylinder crankshaft diagram for the GY6 50cc (139QMB), CSC Go; part #1 on the cylinder crankshaft diagram for the CSC Bella Classic 50; part #1 on the cylinder crankshaft diagram for the CSC Go Max.
Browse further: GY6 50cc Scooter Parts (139QMB) · GY6 Scooter Parts · Scooter Cylinder Heads & Valves · Scooter Chains & Sprockets · Scooter Parts





























































