GY6 50cc (139QMB) Exhaust and Cylinder Stud Set

Exhaust and Cylinder Stud Kit for GY6 50cc Scooters

This kit contains the studs needed for the head and cylinder on a 139QMB 50cc scooter. Keeping these fasteners in good condition supports steady engine operation and proper exhaust flow. Swapping out worn exhaust hardware can help restore power and efficiency. It's a core item among the GY6 50cc scooter parts you may need for your machine.

Purpose of This Part

Your exhaust setup has a direct effect on how the engine performs, how loud it runs, and how air moves through it. A worn or damaged exhaust can be replaced, and an upgraded unit may bring better performance, though a performance exhaust may need re-jetting to get the best results.

Specifications

• Position: Exhaust and Cylinder
• Fits: GY6 50cc 139QMB engine scooters (exhaust and cylinder stud set)

Fitment

Fits:

• GY6 50cc 139QMB engine

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