COMP Cams Positive Stop Valve Stem Seal - 3/8 in Valve Stem - 0.500 in Guide - Steel Body / Viton - Set of 16 514-16 HANGER-HELMET-1.0 Weiand has you covered

Weiand has you covered

The New Aeromotive 325 Stealth Fuel Pump is similar to the popular 340 Stealth Pumps

When you need the control of bare hands without sacrificing protection

Race proven - approved by NASCAR

COMP Cams Positive Stop Valve Stem Seal - 3/8 in Valve Stem - 0.500 in Guide - Steel Body / Viton - Set of 16 514-16 HANGER-HELMET-1.0 Weiand has you coveredProviding the best sealing properties and spring clearance, Viton valve seals are an excellent choice in performance applications. The 514 seals have a . 625" OD and fit applications with 3 8" valves and . 500" OD guides. The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what happens out on the