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Cometic MLS cylinder head gasket for Chevrolet Gen‑1 Small Block V8, .120in thickness, 4.125in bore, 18/23° head with steam holes and round bore. The gasket uses multiple embossed stainless steel layers with coated outer faces and a variable center shim. MLS construction seals without additional sealants, copes with mismatched head and block materials and helps distribute clamping loads to reduce bore distortion.
Cometic Chevy Gen1 Small Block V8 .120in MLS Cylinder Head Gasket - 4.125in Bore - 18/23 Degree Head
