- Improperly functioning air cut-off valves can stick open or closed causing popping on deceleration or poor running conditions
- Kit Includes all necessary parts to rebuild the air cut-off valve circuit
- Kit includes necessary O-rings, diaphragm, spring, screws
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2001-2009 | Yamaha | WR250F | |
| 2011-2013 | Yamaha | WR250F | |
| 2003-2009 | Yamaha | WR450F | |
| 2011 | Yamaha | WR450F | |