This product is a replacement reed valve made specifically to fit your Phantom 85 bicycle engine kit. The performance valve is used to control the air/fuel mixture flow to increase performance which equals better riding. This Phantom reed valve is compatible with engines that have intake manifolds with 40mm stud spacing. It's always a good idea to replace your gaskets anytime you are working on your engine, be sure to purchase a new intake gasket when replacing your reed valve.
- Compatible with 40 mm manifold
- Easy to install
- Increase torque and throttle response
- ZTMoto Phantom 85 Bicycle Engine Reed Valve Intake Gasket sold separately.