Cometic 4.320 MLS Head Gasket .040 - BB Chevy H88601CM3M complete unit weighs only 5

complete unit weighs only 5 lbs

LED Light Indicates Locked or Unlocked

Borla Cat-Back And Axle-Back multi-core technology to unleash hidden horsepower

5/16 in Bolt

Cometic 4.320 MLS Head Gasket .040 - BB Chevy H88601CM3M complete unit weighs only 5Comprised 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