Intake Valve (Black Nitride w/ Anti Friction Coating / 37.5mm 1mm Over) These valves are 1MM larger than stock, great for ported heads that need more flow through the valves. These stainless steel valves are lighter than the stock steel valves and...

Exhaust Valve (Black Nitride w/ Anti Friction Coating / 30.5mm - 1mm Over) These valves are 1MM larger than stock, great for ported heads that need more flow through the valves. These Black Nitride valves are lighter than the stock steel valves and...