1965-1979 Pontiac 301-455 Ultra Seal Valve Cover Gaskets (Pair)
Ultra-Seal is Mr. Gasket premium valve cover gasket material. It's manufactured from a high density cork and rubber blend with a black latex coat applied to the outside to help seal minor flange irregularites and eliminate...
Pontiac 301Ci-455Ci Engine Valve Cover Gaskets (Pair)
This replacement valve cover gasket set is for use with 301-455 V8 engines. Although this is not an original GM gasket, this service replacement will install exactly as original and offers years of use. Not for use with Super...
Replacement Gaskets For 2Pc Valve Covers (Pair)
Always a good idea to have an extra gasket available.