GY6 Valve Shim
Valve Shim for 150cc and 125cc GY6 4-stroke QMI152/157 and QMJ152/157 engines and also fits on 150cc GY6 4-stroke ZNEN engines commonly found in Bintelli, Gorilla Motor Works (GMW) and Puma scooters.
- Inner Diameter: 16.75mm
- Outer Diameter: 22.50mm
- Thickness: 0.75mm