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Cometic StreetPro top-end gasket kit for Chevrolet 396/402 Mark‑IV big block V8 engines. This kit centers on a .040in MLS cylinder head gasket with a 4.200in bore and includes quality materials—MLS, AFM, aramid fiber and ArmorClad—so you get the gaskets and seals needed for a focused top‑end rebuild while retaining durable MLS sealing where it matters most.
Cometic Chevy 396/402 Mark-IV Big Block V8 Top End Gskt Kit-4.200in Bore-.040in MLS Cyl Head Gskt
