Del West Exhaust Valve Dwtrx450R1Ev04

Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable Suzuki -- LT-R 450 QuadRacer -- (2007, 2012, 2011,...

The ultimate in high-performance valves for the serious engine builderNo compromise designHigh-flow design includes a 50 degree seat angle, no dish valve face and 5mm stem diameter (intake and...

Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable Honda -- CRF450R -- (2011, 2009, 2012, 2010)

Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable Honda -- CRF450R -- (2013, 2014, 2015)

Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable Honda -- CRF250R -- (2012, 2014, 2013, 2011, 2010)