Description:

Order Includes: 1 x Intake Valve, 1 x Inner Valve Spring, 1 x Outer Valve Spring, 1 x Outer Valve Spring, 2 x Valve Stem Seal. Compatible with Yamaha models: Big Bear 400 YFM400 2x4 4x4 2000-2012. Part Number: Intake Valve: 1UY-12111-01-00, 1UY-12111-00-00, Inner Valve Spring: 1UY-12113-01-00, 22U-12113-00-00, Outer Valve Spring: 1UY-12114-01-00, Outer Valve Spring: 1J7-12119-01-00, M01-12129-00-00, Valve Stem Seal: 1J7-12118-00-00. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..