- Replaces the OEM valves and valve springs
- Steel, nitrided valves for increased durability and less wear under extreme conditions
- Stronger valve springs deal with the extra weight of the steel valves
- Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm
- Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and valve seals
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2013-2015 | Gas Gas | EC250 F | |
| 2013-2015 | Gas Gas | EC300 F | |
| 2001-2009 | Yamaha | WR250F | |
| 2011-2013 | Yamaha | WR250F | |
| 2001-2013 | Yamaha | YZ250F | |