Cometic GM LSX RHS 4.200in Bore .040in MLX 5-Layer Head Gasket 1965-chevrolet-corvette-base-esi4491247 It features BORLA(r)'S patented Multi-core

It features BORLA(r)'S patented Multi-core 6 tube design for maximum flow

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Cometic GM LSX RHS 4.200in Bore .040in MLX 5-Layer Head Gasket 1965-chevrolet-corvette-base-esi4491247 It features BORLA(r)'S patented Multi-coreThe Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to rebound and resist corrosion. The outer layers of the gasket are embossed and coated on both sides with a Viton rubber material designed to meet the demands of a variety of harsh sealing environments, load conditions and surface finishes. The Viton coating is heat resistant to 250C or 482F. Improved clamp