Athena 01-12 Yamaha WR 250 F Big Bore Complete Cylinder Kit

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

This Part Fits:

Year	Make	Model	Submodel
2001-2012	Yamaha	WR250F	Base
2001-2007	Yamaha	YZ250F	Base