Pro X Valve And Spring Kit - 28.SIS3406-2 Suzuki 450 QuadRacer 2006-2011 Bike Type_Trike the only difference being the

the only difference being the lack of adjustability because once installed there is no access to the adjusters

and SxS’s engines

Units Each Length 52

Multi-adjustment arms for a tailored fit

Pro X Valve And Spring Kit - 28.SIS3406-2 Suzuki 450 QuadRacer 2006-2011 Bike Type_Trike the only difference being theFeatures Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers,