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The Cometic multi-layer steel (MLS) head gasket for Chevrolet small block features a 4.060" bore and .040" compressed thickness with all steam holes, providing durable sealing for high-output engines. Constructed from multiple embossed stainless steel layers with Viton-coated outer faces and an uncoated shim center, it resists corrosion and rebounds for reliable sealing between aluminum or iron mating surfaces without additional sealant.
Cometic Chevy Small Block 4.06in Bore .040 inch MLS Head Gasket (w/All Steam Holes)
