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Street Performer Valve Springs These Street Performer valve springs are an excellent choice for a mildly built engine running naturally aspirated or low boost (0-10lbs). We recommend these for use with our Pro series or Stage 2 Camshafts steps. They...$232.47 -
Pro Dual Valve Springs (Naturally Aspirated / Low Boost) The Pro Dual Valve Springs are a "must-have" upgrade when running bigger lift cams and higher RPM's. With 75lbs of seat pressure at a 1.400" install height and open pressure of 215lbs (at .450"...$257.45 -
Pro Titanium Retainers LC Engineering offers CNC machined retainers made from high strength, heat-treated titanium alloy. Designed to add strength while offering weight reduction. Perfect for high RPM, street, and race applications. NOTE: These...$253.07
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