Wiseco CC009 High Performance Cam Chain Fits: Yamaha YFM350 Warrior 1987-2004, YFM350R Raptor 2005-2013 Each cam chain is made from premium materials for reduced friction and increased service life and are expert engineered to exceed OEM specifications and tolerances M style chains offer maximum strength and durability Features precision solid bushings and shot peened parts Perfect complement to the Wiseco camshafts