Athena 03-06 Yamaha WR 450 F 478cc 98mm Big Bore Cylinder Gasket Kit

Kits include aluminum cylinder with galvanic coating design with forged piston with molybdenum coating.

This Part Fits:

Year	Make	Model	Submodel
2003-2006	Yamaha	WR450F	Base
2004-2011	Yamaha	YFZ450	Base
2003-2005	Yamaha	YZ450F	Base