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This Cometic MLS head gasket is specified for Chevrolet Gen-1 small block V8 engines with a 4.125" bore and compressed thickness of 0.036", and it includes steam holes. Constructed from multiple embossed stainless steel layers with Viton-coated outer faces, the MLS gasket is designed to provide strong sealing without sealants and to handle the stresses of mixed head and block material combinations in high-output engines.
Cometic Chevy Small Block 4.125 inch Bore .036 inch MLS Head Gasket (w/All Steam Holes)
