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This Cometic MLS head gasket for GM LS7 Gen-4 small-block V8 is a multi-layer steel design with embossed outer layers coated in Viton for heat- and chemical-resistant sealing. Compressed operating thickness is 0.036" and the uncoated center shim layer accommodates thickness requirements. MLS construction provides corrosion resistance and rebound while an integrated stopper layer enhances combustion sealing; intended for aluminum-to-aluminum or aluminum-to-iron head applications without sealants.
Cometic GM LS7 Gen-4 Small Block V8 4.150in Bore .040 Thick MLX Head Gasket
