Cometic 4.100" MLS Head Gasket (Each) - .040" Thickness - SB Ford 289-351W Non SVO 10000407 5/8-18 and 11/16-18 in Male

5/8-18 and 11/16-18 in Male O-Ring

1982-1984 Chevrolet C10 Suburban

8 AN / 10 AN Inlets

1975-1977 Pontiac LeMans

2000-2013 GMC Sierra 1500

Cometic 4.100" MLS Head Gasket (Each) - .040" Thickness - SB Ford 289-351W Non SVO 10000407 5/8-18 and 11/16-18 in MaleComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". Cometic MLS (Multi Layer Steel) Head Gaskets provide maximum sealing performance for todays high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two