Description
Complete Cylinder Head for 150cc GY6 Engines
This complete cylinder head is designed specifically for 150cc GY6 four-stroke engines, including the QMJ157 model. It plays an important role in how your engine operates by managing airflow and combustion efficiency. If you’re experiencing low compression or issues with the valves, replacing the cylinder head can restore performance. This part is one of the GY6 scooter parts that can be important for maintaining engine health.
What This Part Does
The cylinder head, along with its valves and cam, significantly influences engine breathing. If you notice ticking sounds or burnt valves, it may indicate that the head requires attention or replacement.
Specifications
- Height: 60mm
- Bore Diameter: 57mm
- Intake Port Diameter: 24mm
- Exhaust Port Diameter: 24mm
- Exhaust Studs: M6x1.00
- Fits: GY6 QMI/QMJ 152/157
Fitment
This cylinder head is compatible with 150cc GY6 engines, specifically the QMJ157 model.
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 Cylinder Heads & Valves · Scooter Parts
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