- Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason
- Gives the rider a choice of using standard gas with stock compression, or race gas with a higher compression
- Specifically designed for the pro, semi-pro and amateur rider
- Freshens up their engine prior to a race or during mid-season
- Kits do not include valve stem seals, rubber part, shims or other fiber gaskets
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1994-1995 | Polaris | 400L 2x4 | |
| 1994 | Polaris | 400L 4X4 | |
| 1994-1997 | Polaris | Big Boss 400L 6x6 | |
| 2000-2002 | Polaris | Scrambler 400 2x4 | |
| 1995-2002 | Polaris | Scrambler 400 4X4 | |
| 1994-1999 | Polaris | Sport 400L | |
| 2003 | Polaris | Trail Blazer 400 | |
| 1995-1997 | Polaris | Xplorer 400 4X4 | |
| 1999-2001 | Polaris | Xplorer 400 4X4 | |
| 1998 | Polaris | Xplorer 400L | |
| 1996-1997 | Polaris | Xpress 400L | |