Cometic MLS cylinder head gasket for Chevrolet Gen‑1 small block V8 (4.030in bore, .027in gasket thickness) uses multiple embossed stainless-steel layers with Viton-coated outer faces to deliver robust sealing without sealants. MLS construction tolerates mixed head/block materials, resists corrosion, and provides rebound and load distribution for high-output engines; compressed operating thickness is specified to meet demanding sealing requirements.
Cometic Chevrolet Gen-1 Small Block V8 BRODIX BD2000 Heads 4.030in Bore .027in MLS Head Gasket