Fitment: Engine piston cylinder head gasket top end kit compatible for Yamaha Big Bear 350 2x4 4x4 YFM350FW YFM350U Bruin 350 2x4 4x4 Moto-4 350 Raptor 350 Warrior 350 Wolverine 350 2x4 4x4 OEM Manufacture Number: 31G-12210-01-00 5UH-11638-00-00 4GB-11610-20-00 93450-19095-00 55V-11633-00-00 5YT-11310-00-00 4SH-12156-00-00 93210-09350-00 3GD-12151-11-00 High Quality: Made of high quality material, sturdy and have longer lifespan Cylinder Head Piston Gasket Kit for Yamaha: Good Working Condition and Easy to Install (No Installation Instruction) Package Included: This kit includes black cylinder, piston, piston rings, piston pin, circlips, spark plug, complete gasket, tensioner, rocker arm, rocker arm shaft, find pictures for details Package Included: 1x Cylinder (Black) 1x Piston 1x Set of piston rings 2x Circlips 1x Spark plug 1x Piston pin 1x Complete gasket 1x Tensioner 2x Tensioner screws 2x Rocker arm 2x Rocker arm shaft Compatible Models: 1987-1999 Yamaha Big Bear 350 4x4 (YFM350FW) 1996-1999 Yamaha Big Bear 350 2x4 (YFM350U) 2004-2006 Yamaha Bruin 350 4x4 (YFM350FA) 2004-2006 Yamaha Bruin 350 2x4 (YFM350A) 1987-1995 Yamaha Moto-4 350 (YFM350ER) 2004-2013 Yamaha Raptor 350 (YFM350R) 1987-2004 Yamaha Warrior 350 (YFM350X) 1995-2005 Yamaha Wolverine 350 4x4 (YFM350FX) 2006-2009 Yamaha Wolverine 350 2x4 (YFM350X) OEM Manufacture Part Number: 31G-12210-01-00 5UH-11638-00-00 4GB-11610-20-00 93450-19095-00 55V-11633-00-00 5YT-11310-00-00 4SH-12156-00-00 93210-09350-00 3GD-12151-11-00