Peterson Fluid Systems Breather 1-Way Vacuum - Pop Off Valve w/ Filter and -12 AN Weld Bung Aeromotive A vacuum advance canister provides

A vacuum advance canister provides economy and the proven MSD mechanical advance gives you the opportunity to dial-in a timing curve to fit your needs

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Peterson Fluid Systems Breather 1-Way Vacuum - Pop Off Valve w/ Filter and -12 AN Weld Bung Aeromotive A vacuum advance canister providesBreather assembly is installed on engine's crankcase in vacuum condition. Valve seals engine from air entering engine, but opens in the event of crankcase pressure, allowing crankcase to vent. Comes complete with 12 AN bung, to weld to aluminum valve cover, and filter. Peterson Fluid Systems is the choice of champions for wet and dry sump oiling systems. Peterson Fluid Systems offers a complete system from their class leading oil pumps to their