2000 Yamaha WR400F. 2000-2002 Yamaha WR426F. 2003-2006 Yamaha WR450F. 2003-2005 Yamaha YZ450F. 2000-2002 Yamaha YZ426F. The core of the radiator is welded in vacuum brazing furnace, no epoxy. Made of High Quality Aluminum,All Aluminum include Core & Tank.
