Manufactured by
Kit includes piston, rings, pin, clips, top end gasket kit (you get exactly what is pictured)
Cast piston has super-high silicone content for additional strength
Piston skirts are Molybdenum Teflon coated to minimize resistance/wear and provide extended life
Piston dome is anodized for superior heat resistance and longer lifespan
gaskets use performance materials to increase durability and provide greater reliability
Includes all gaskets pictured to rebuild top end
Kit is for .040 over bore size – 85.50mm
Piston is 85.45mm
Compatible with Yamaha models below:
2003 Kodiak 450 4×4 (YFM450FA)
2004 Kodiak 450 4×4 (YFM450FA)
2005 Kodiak 450 4×4 (YFM450FA)
2006 Kodiak 450 4×4 (YFM450FA)
2006 Rhino 450 (YXR450F)
2006 Wolverine 450 4×4 Auto (YFM450FX)
2007 Grizzly 450 4×4 Auto IRS (YFM450FG)
2007 Rhino 450 (YXR450F)
2007 Wolverine 450 4×4 Auto (YFM450FX)
2008 Grizzly 450 4×4 Auto IRS (YFM450FG)
2008 Rhino 450 (YXR450F)
2008 Wolverine 450 4×4 Auto (YFM450FX)
2009 Grizzly 450 4×4 Auto IRS (YFM450FG)
2009 Rhino 450 (YXR450F)
2009 Wolverine 450 4×4 Auto (YFM450FX)
2010 Grizzly 450 4×4 Auto IRS (YFM450FG)
2010 Wolverine 450 4×4 Auto (YFM450FX)
2011 Grizzly 450 4×4 Auto IRS (YFM450FG)
2012 Grizzly 450 4×4 Auto IRS (YFM450FG)
2013 Grizzly 450 4×4 Auto IRS (YFM450FG)
2014 Grizzly 450 4×4 (YFM450D)
2018 Kodiak 450 4×4 (YFM450KD)
2018 Kodiak 450 4×4 EPS (YFM450KP)
2019 Kodiak 450 4×4 (YFM450KD)
2019 Kodiak 450 4×4 EPS (YFM450KP)
2020 Kodiak 450 4×4 (YFM450KD)
2020 Kodiak 450 4×4 EPS (YFM450KP)
2021 Kodiak 450 4×4 (YFM450KD)
2021 Kodiak 450 4×4 EPS (YFM450KP)
2022 Kodiak 450 4×4 (YFM450KD)
2022 Kodiak 450 4×4 EPS (YFM450KP)