Scorpion Racing Products is a leading American manufacturer of top quality valvetrain parts for high performance street and racing applications. The company was founded by a successful race engine builder, who built powerplants for championship drag, circle track, powerboat, and dirt racers. Using this first-hand experience Scorpion Racing Products manufactures valvetrain parts with the endurance and tolerance levels to help you win! Scorpion Racing Products is the worlds largest manufacturer of roller rocker arms and also produces pushrods, valves, stud girdles, throttle bodies, fuel rail kits and more. Each part is made with the highest-quality materials, latest manufacturing technology, and controlled tooling. Dont get stung by inferior valvetrain componentsgo with Scorpion Racing Products!