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The Cometic MLS head gasket for Pontiac 400/428/455 V8, nominal .030in thickness and 4.160in bore, is built from multiple embossed stainless-steel layers with Viton-coated outer layers. MLS construction provides increased strength, rebound capability and corrosion resistance; compressed operating thickness is approximately 0.027in. These gaskets conform load distribution and are intended for high-output engines without the need for sealants.
Cometic Pontiac 400/428/455 V8 .030in MLS Cylinder 4.160in Bore
