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 |
|---|---|---|---|
| 2004-2013 | Yamaha | YFZ450 | Base |
| 2009-2024 | Yamaha | YFZ450R | Base |
| 2010-2011 | Yamaha | YFZ450X | Base |
