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The Cometic MLS cylinder head gasket for GM/Mercury Marine 1050 Gen‑IV Big Block V8 is engineered for 4.530in bore applications with a compressed thickness of 0.120in. Its multi-layer stainless construction pairs embossed, Viton-coated outer layers with an uncoated stainless shim and AMP coatings to resist corrosion and rebound under load. MLS gaskets seal without sealants and can accommodate aluminum-to-aluminum and aluminum-to-iron interfaces.
Cometic GM/Mercury Marine 1050 Gen-IV Big Block V8 .120in MLS Cylinder Head Gasket-4.530in Bore
