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The Cometic MLS head gasket for GM/Mercury Marine 1050 Gen-IV big block V8 (4.600" bore, compressed .036") uses multiple embossed stainless-steel layers with Viton-coated outer faces and includes two slotted valley bolts. Built to seal aluminum-to-aluminum or aluminum-to-cast-iron combinations, it resists corrosion, rebounds under load and requires no sealants for high-output engines.
Cometic GM/Marine 1050 Gen-IV Big Block V8 4.600in Bore .036in MLS Cylinder Head Gasket
