Cometic 4.375 MLS Head Gasket .098 - BB Chevy H75903FM 6 AN Male to 9/16-18

6 AN Male to 9/16-18 in Male O-Ring

1970-1971 Chevrolet Blazer

Using the patented Centerforce centrifugal weights (where applicable) and premium friction materials

2009-2012 Chevrolet Express 4500

Cometic 4.375 MLS Head Gasket .098 - BB Chevy H75903FM 6 AN Male to 9/16-18Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 098". 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