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The Cometic StreetPro top-end gasket kit for Chevrolet Mark‑IV Big Block V8 (4.375 in bore, 0.062 in MLS head gasket) provides gaskets and seals tailored for a top-end rebuild. StreetPro kits emphasize economical rebuilding and include MLS, AFM, aramid fiber and armor-clad materials. Embossed MLS layers meet harsh sealing demands, conform load distribution across sealing areas and help lower clamp-induced bore distortion in street-rod projects.
Cometic Chevy Mark-IV Big Block V8 Top End Gasket Kit-4.375in Bore-.062in MLS Cylinder Head Gasket
