GSC Power-Division 21-4N Single Intake Valve-37mm (+1mm) (gsc2014-01) 1557 this kit delivers precise water-methanol

this kit delivers precise water-methanol injection proportional to boost pressure for optimized engine performance and reliability

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GSC Power-Division 21-4N Single Intake Valve-37mm (+1mm) (gsc2014-01) 1557 this kit delivers precise water-methanolWhen creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available on the market today. With the materials used, we have less valve distortion at the