Description
The NCY Big Valve Cylinder Head allows the cylinder in your Genuine or GY6 scooter engine breathe better!
Specifications:
- Intake valve size: 27.5
- Exhaust valve size: 23.5
- Fits Genuine 150cc or GY6 scooter engines
Compatibility:
This part is compatible with engines with the following engine codes:
157QMJ | 161QMK | 152QMI | 1P61QMK |
YN1P57QMJ | 1P52FMI | 154FMI | JJ157QMJ |
1P57QMJ | BN157QMJ | BN161QMK-A | Other QMJ, QMK, and QMI models |
Don’t see your engine listed? If the engine code includes “QM” or “FM” this part is compatible with your vehicle.
Additional Recommendations:
We suggest the following add-ons to complete your NCY cylinder head purchase:
- NCY 61mm cylinder assembly
- NCY Racing Valves for GY6 engines
- NCY 8mm Exhaust Pipe Studs
- NCY Exhaust Pipe Nuts
About NCY: NCY is the aftermarket performance parts leader for most popular scooter brands including Honda, Yamaha, Genuine, Vespa, SYM, Lance, KYMCO, and GY6 / QMB powered scooters. Made in Taiwan with strict quality standards since 1997, NCY is ISO 9001 certified.
Made in Taiwan.
This product is intended for off-road use only.
This product is not intended for use on public roads or land.
This product is not legal for use in California on pollution-controlled vehicles. Check local laws before installing.
*Performance upgrades are considered racing parts and are not covered by warranty.
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