Cometic LSX MLX Head Gasket – Right Side – 4.165" Bore – .040" Thick

Cometic H3491SP4040S MLX head gasket for GM LSX applications. Features a 4.165-inch gasket bore and .040-inch compressed thickness, with an integrated stopper layer for combustion sealing.

• Engine family: Gen III/IV LS – LSX applications

• Orientation: Right bank

• Gasket bore: 4.165"

• Compressed thickness: .040"

• Material: MLX multilayer steel

• Fastener sizes: ½" and ⅜"

• Part number: H3491SP4040S

• Quantity: One gasket

Sold individually. Verify compatibility with your block and cylinder heads before ordering.