Wossner Piston Kit - 94.96 Mm - Yamaha 8562Da

• Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication • Lightweight piston with a tight piston wall clearance for a quieter running engine • Skirt coated for reduced friction and improved break in performance • Ring land treatment for improved ring seal and oil control • Double bridged forging design where noted • Kit includes piston, rings, wrist pin and pin locks - Yamaha WR 450 F (2014, 2010, 2008, 2015, 2003, 2005, 2006, 2013, 2004, 2007, 2009, 2011, 2012); Yamaha YZ 450 F (2003, 2004)