

Scooterworks USA, LLC
Description
Valve adjusting screws for GY6 engines. Sold in pairs, with nuts sold separately (SKU 1100-1223).
Original Parts For Scooters SKU 164-293
Specifications:
- Set of 2
- Thread Size: M5x0.50
- Nuts sold separately (SKU 1100-1223)
Compatibility:
157QMJ-based 125cc / 150cc / 169cc 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 product is compatible with your vehicle.
About Scooterworks: Since our beginning in 1989, Scooterworks has become a major supplier of parts and accessories for vintage and modern scooters. We have everything you need, from wear-and-tear items like tires and oil filters to after-market parts from brands like Malossi, NCY, Prima, YSS, Dr. Pulley, and more.