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The Cometic MLX five-layer head gasket for GM LSX Gen-4 small block V8s is a .040-inch thickness cylinder head gasket with a 4.200-inch bore. Constructed from multiple embossed stainless steel layers with Viton-coated outer faces, the MLS design resists corrosion, provides rebound, and includes an integrated stopper layer for combustion sealing. The Viton coating is heat resistant to 250°C (482°F).
Cometic GM LSX RHS 4.200in Bore .040in MLX 5-Layer Head Gasket
