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This Cometic MLS‑5 head gasket for Chevrolet Gen‑1 small block V8 features a 4.165" bore and .060" compressed thickness with steam holes. Its multi‑layer stainless steel construction includes embossed outer layers coated with Viton, providing high‑temperature sealing without additional sealants. The MLS design addresses differential material shear between heads and blocks, offers corrosion resistance and spreads clamp load to reduce bore distortion in demanding engines.
Cometic Chevy Small Block 4.165 inch Bore .060 inch MLS-5 Head Gasket (w/All Steam Holes)
