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The Cometic MLS exhaust manifold gasket set for Chevrolet Mark‑IV / GM Gen‑V/VI big block V8 is .030" thick and fits 2.130" round ports. MLS gaskets use multiple embossed stainless layers with AMP coating and Viton‑coated outer faces to provide strength, rebound, and corrosion resistance. They maintain torque set, resist burn‑through and push‑out, and do not require sealants for reliable exhaust sealing.
Cometic Chevy Mark-IV-GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gskt Set-2.130in Round Ports
