Compatible with:
Suitable For Yamaha Moto-4 350 1987 – 1995 (YFM350ER)
Suitable For Yamaha Big Bear 350 1987 – 1999 4×4 (YFM350FW)
Suitable For Yamaha Big Bear 350 1996 – 1999 2×4 (YFM350U)
Suitable For Yamaha Bruin 350 2004 – 2006 4×4 (YFM350FA)
Suitable For Yamaha Bruin 350 2004 – 2006 2×4 (YFM350A)
Suitable For Yamaha Grizzly 350 2007 – 2011 2×4 (YFM350G)
Suitable For Yamaha Grizzly 350 2007 – 2014 4×4 (YFM350FG)
Suitable For Yamaha Grizzly 350 2007 – 2011 4×4 IRS (YFM350FGI)
Suitable For Yamaha Warrior 350 1987 – 2004 (YFM350X)
Suitable For Yamaha Raptor 350 2004 – 2013 (YFM350R)
Suitable For Yamaha Wolverine 350 1995 – 2005 4×4 (YFM350FX)
Suitable For Yamaha Wolverine 350 2006 – 2009 2×4 (YFM350X)

Features:
Improved Performance: Enhances engine efficiency and power.
Complete Kit: Includes all parts for a full top-end rebuild.
Precision Fit: Engineered for perfect sealing and function.
Durable Materials: Withstands engine heat and pressure.
Easy Installation: Ready for quick and hassle-free installation.

Specifications:
Type: Cylinder Piston Gasket Top End Kit
Warranty: 1 year
Piston Material: Forged Aluminum
Actual Displacement: 348cc
Bore Type: Standard Bore
Bore Size: STD 83.00mm
Stroke: 64.50mm
Piston Diameter: 82.95mm
Piston Height: 58.80mm
Pin Height: 65mm
Pin Diameter: 19mm
Reference Numbers:
Cylinder: Suitable for 1UY-11310-03, 5YT-11310-00-00, 4WU-11310-00-00
Cylinder Base Gasket: Suitable for 4KB-11351-00
Cylinder Head Gasket: Suitable for 1UY-11181-01
Chain Tensioner Gasket: Suitable for 3GD-12213-00
Piston: Suitable for 1YW-11631-01-Y0, 1UY-11631-01-Y0, 5UH-11631-00-C0
Pin, piston: Suitable for 55V-11633-00
Ring Set, piston: Suitable for 4GB-11610-00
Circlips, piston: Suitable for 93450-19095
Fitment Type: Direct Fitment

Package Include:
1x 83mm Cylinder
1x Piston (STD)
1x Piston Ring Set
1x Wristpin
1x Circlip (2)
1x Cylinder Base Gasket
1x Cylinder Head Gasket
1x Chain Tensioner Gasket