Cometic MLS cylinder head gasket for Chevrolet Gen‑1 Small Block V8, .070in thickness, 4.125in bore, 18/23° head with steam holes and round bore. Constructed from multiple embossed stainless steel layers with coated outer faces, this MLS gasket seals reliably without sealants and copes with mating surfaces of aluminum or iron. The layered design rebounds under load and helps maintain proper clamp distribution.
Cometic Chevy Gen1 Small Block V8 .070in MLS Cylinder Head Gasket - 4.125in Bore - 18/23 Degree Head