The Cometic MLS head gasket for 1976–1985 Porsche 924 and 924 Turbo (88mm bore, .070" nominal) uses multiple embossed stainless steel layers with Viton-coated outer faces and an uncoated stainless shim. MLS construction rebounds under load, resists corrosion, and seals aluminum-to-aluminum or aluminum-to-cast-iron interfaces without sealants. Compressed operating thickness is 0.036".
Cometic 76-85 Porsche 924/924 Turbo 88mm Bore .070 inch MLS-5 Head Gasket