COMP Cams 3/8 Valve Stem Seals Umbrella Type H753C4457 and transmission tunnel can get

and transmission tunnel can get unbearably hot

Carbureted Regulator

580 in Bore

Includes 1/8" NPT fittings and nylon line kit

Countersunk Bolt Kit

COMP Cams 3/8 Valve Stem Seals Umbrella Type H753C4457 and transmission tunnel can getTypically requiring no machine work, our 504 umbrella seals are a great option for stock guide applications with 3 8" valves needing a seal replacement. 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 race track. Because no matter what happens on a dyno or in a computer