Product

Features:
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 Molybdenium Teflon coated to minimize resistance/wear and provide extended life.
Piston dome is anodized for superior heat resistance and longer lifespan.
The gaskets use performance materials to increase durability and provide greater reliability.
Includes all gaskets pictured to rebuild top end.
Kit is for standard bore size – 83.00mm.
Piston is 82.95mm.
All of the components within this kit are bolt-on ready for a hassle free installation.
Specifics:
Condition: Aftermarket 100% Brand New
Quantity: 1 Set
Piston Material: Forged Aluminum
Actual Displacement: 348 cc
Bore size: STD 83 mm
Piston diameter: 82.95 mm
Piston height: 58.8 mm
Piston pin diameter: 19 mm
Piston pin height: 65 mm
Stroke: 64.50 mm
Replaces Part Number:
Cylinder: 1UY-11310-03-00, 5YT-11310-00-00, 4WU-11310-00-00
Piston: 1YW-11631-01-Y0
Piston Pin: 55V-11633-00-00
Piston Ring Set: 4GB-11610-00-00
Head Gasket: 1UY-11181-01-00
Base Gasket: 4KB-11351-00-00
2x Circlips: 93450-19095-00
Fitment:
Fit for Yamaha Big Bear 350 4×4 (YFM350FW) 1987 – 1999
Fit for Yamaha Big Bear 350 2×4 (YFM350U) 1996 – 1999
Fit for Yamaha Bruin 350 4×4 (YFM350FA) 2004 – 2006
Fit for Yamaha Bruin 350 2×4 (YFM350A) 2004 – 2006
Fit for Yamaha Grizzly 350 2×4 (YFM350G) 2007 – 2011
Fit for Yamaha Grizzly 350 4×4 (YFM350FG) 2007 – 2014
Fit for Yamaha Grizzly 350 4×4 IRS (YFM350FGI) 2007 – 2011
Fit for Yamaha Moto-4 350 (YFM350ER) 1987 – 1995
Fit for Yamaha Raptor 350 (YFM350R) 2004 – 2013
Fit for Yamaha Warrior 350 (YFM350X) 1987 – 2004
Fit for Yamaha Wolverine 350 4×4 (YFM350FX) 1995 – 2005
Fit for Yamaha Wolverine 350 2×4 (YFM350X) 2006 – 2009
(Compatibility Chart is for Reference ONLY!!!)
(Please Compare with Your faulty unit and the image we provided to Decide Fitment)
Package Includes:
1x Cylinder
1x Piston
1x sets of Rings
1x Wristpin
2x Circlips
1x Intake Gasket
1x Cylinder Head Gasket
1x Cylinder Base Gasket