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Cometic Multi-Layer Steel head gasket for Buick big-block V8s is specified for a 4.385-inch bore with a .027-inch compressed operating thickness. Its embossed stainless steel outer layers are coated with Viton to resist harsh sealing environments and corrosion. The MLS construction provides rebound and strength for high-output engines and is intended to seal without the need for additional sealants across various head/block material combinations.
Cometic Buick 400/430/455 V8 4.385 inch Bore .027 inch MLS Head Gasket
