2x Intake Valve Kit for Honda Rincon 680 TRX680 4×4 2006 2007 2008 2009-2022 Fits Following Honda Models: Rincon 680 TRX680 4×4 2006-2022 Order Includes: 2 x Intake Valve: 14711-HN8-000 Intake Valve Length: 1.35″ | 34.5 mm Intake Valve Diameter: 4.03″ | 102.5 mm 2 x Inner Valve Spring: 14761-KG0-003 Width: 0.66″ | 17.0 mm Height: 1.45″ | 37.0 mm Thickness: 0.09″ | 2.4 mm 2 x Outer Valve Spring: 14751-KCY-670 Width: 1.0″ | 25.5 mm Height: 1.69″ | 43.0 mm Thickness: 0.13″ | 3.4 mm 2 x Valve Stem Seal: 12209-KL4-005 Length: 0.41″ | 10.5 mm Width: 0.38″ | 9.8 mm Inner Diameter: 0.17″ | 4.3 mm Outer Diameter: 0.41″ | 10.5 mm 4 x Valve Cotter: 14781-HA0-770 Width: 0.13 ” | 3.5 mm Length: 0.31 ” | 8.0 mm Height: 0.23 ” | 6.0 mm **