RBS is proud to offer racers one of the finest forged one piece Xtreme Alloy top fuel exhaust valves on the market. Made from a superior strength and tested alloy that Manley uses these valves have great material quality control with a micro polished surface finish that will eliminate stress risers and will insure plenty of round wins from your race engine.
A few more features of Manley valves is perfect stem to seat concentricity and there rigorous inspection of the valves to make sure all critical heights are within tolerance.
There are many different configurations so if you have a part number or application email or call for price. Valves are sold individual or in a set depending on the racers needs.