Camshaft for CSC Go., GY6 50cc (139QMB) Scooters

Camshaft for CSC Go Scooters and Similar Models

This camshaft is built to take the place of the original part in several scooters, including CSC Go models. It suits the Genuine Bella Classic 50, Nitro Sport 50, and Pug 50 scooters. It belongs to our range of GY6 50cc scooter parts and is intended to keep the engine running dependably. Swapping in a new camshaft can bring back lost power and smoother running.

How It Works and What It Does

The camshaft controls when the valves open and close and how far they move, so it has a major role in how the engine runs. Reduced power or unusual engine noise can be signs that it needs replacing. This camshaft is made to OEM specifications, so it should fit and operate as the original did.

Fitting Information

This part is made to sit directly in the engine bay of your scooter. It works as a direct replacement for the old camshaft, which keeps the repair simple. For exact removal and installation steps, refer to your scooter's manual.

Specifications

• Number of Teeth: 34
• Intake Lobe Width: 25.7mm
• Exhaust Lobe Width: 25.5mm
• Fits: CSC Go, Bella Classic 50, Nitro Sport 50, Pug 50, and 139QMB-based 50cc/80cc engines

Compatibility

Fits:

• CSC Go
• CSC Go Max
• CSC Bella Classic 50
• CSC Nitro Sport 50
• CSC Pug 50
• GY6 50cc (139QMB) engines with codes 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD, other QMA and QMB models

How to choose: Compare the engine code stamped on your engine case with the codes above, or confirm that the code contains "QM" or "FM".

Placement: part #9 on the cylinder head & camshaft diagram for the GY6 50cc (139QMB), CSC Go; part #9 on the cylinder head and camshaft diagram for the CSC Bella Classic 50; part #9 on the cylinder head camshaft diagram for the CSC Go Max.

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