NOTE: This complete Vertex Gasket Set contains all parts as pictured. Produced in the U.S.A. with the latest materials and technology in gasket production to Vertex specifications. Vertex gaskets ensure long-lasting performance and leak prevention for your rebuild needs. Vertex's replacement gaskets and seals are available as top-end kits complete engine kits or as an oil seal kit. One kit containing all of the gaskets O-rings and valve seals necessary to rebuild the entire engine and transmission. Includes transmission seals. Fits: Yamaha YFM350ER MOTO 4 1987-1989 YFM350ER MOTO 4 2WD 1990-1995 YFM350FW BIG BEAR 4WD 1987-1996 YFM350U BIG BEAR 2WD 1996-1999 YFM400 KODIAK 1993-1998