Two stroke kits include all applicable O-rings, springs, washers and gaskets. Four stroke kits include the exhaust gasket. Multi-cylinder applications include enough items for the entire machine. Polaris® kits include gasket, both header donuts and springs
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1992-1998 | Yamaha | YFB250 Timberwolf 2x4 | Base |
| 1994-2000 | Yamaha | YFB250FW Timberwolf 4x4 | Base |
| 1985-1989 | Yamaha | YFM200 Moto-4 | Base |
| 1986-1988 | Yamaha | YFM225 Moto-4 | Base |
| 1999-2004 | Yamaha | YFM250 Bear Tracker | Base |
| 2007-2009 | Yamaha | YFM250 Big Bear | Base |
| 2005-2006 | Yamaha | YFM250 Bruin | Base |
| 1989-1991 | Yamaha | YFM250 Moto-4 | Base |
| 1988-2006 | Yamaha | YFS200 Blaster | Base |