NICHE Cylinder Head Valve Spring Kit For 1987-2011 Yamaha Big Bear Bruin Grizzly Moto-4 Raptor Warrior Wolverine 350 400
- Replaces OEM Part Numbers: Yamaha 3GD-12151-00-00, 22U-12113-00-00,1UY-12114-01-00, 1UY-12111-01-00,1UY-12121-01-00, 3Y1-12116-00-00,93210-09350-00, 3Y1-12156-00-00,3Y1-12117-01-00, 1J7-12118-00-00.
- Compatible with the 1993-1999 Yamaha Kodiak 400, 1996-1999 Yamaha Wolverine 350, 2000-2011 Yamaha Big Bear 400.
- Includes Intake Valve, Exhaust Valve, Valve Spring Retainers, Valve Spring Seats and Rocker Arms.
- Also Includes Inner/Outer Valve Springs, Wave Washers, O-Rings, Valve Seals and Valve Cotters.
- Valves and Retainers are Made of a Hardened, Heat-Treated Alloy.