Description
GY6 Exhaust Valve Stem Seal for 125cc to 169cc Engines
The GY6 Exhaust Valve Stem Seal is designed to fit a variety of 125cc, 150cc, and 169cc engines. This pair of seals ensures proper sealing for exhaust valves, helping maintain engine efficiency. It is one of the GY6 scooter parts you may need for routine maintenance or repair. With precise dimensions, this part is a reliable choice for keeping your engine running smoothly.
Dimensions and Compatibility
This product comes as a set of two seals. Each seal has an outer diameter of 10mm, an inner diameter of 5mm, and a height of 8mm. It is compatible with several engine codes, including 157QMJ, 161QMK, and 152QMI, among others. If your engine code features "QM" or "FM," these seals should work with your setup.
When to Replace Valve Stem Seals
Valve stem seals should be replaced if you notice oil leaks, excessive smoke from the exhaust, or a decrease in engine performance. Regular inspection during maintenance can help identify issues early, ensuring your engine remains in good condition.
Specifications
- Set: 2
- Overall Outer Diameter: 10mm
- Inner Diameter: 5mm
- Overall Height: 8mm
Fitment
This seal is compatible with 157QMJ-based engines, which include the following engine codes:
- 157QMJ
- 161QMK
- 152QMI
- YN1P57QMJ
- 1P57QMJ
- Other QMJ, QMK, and QMI models
Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.
Shop more: GY6 Scooter Parts · Chinese Scooter Parts · Scooter Exhausts & Mufflers · Scooter Gaskets & Seals · Scooter Parts
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