Cometic 4.130 MLS Head Gasket .040 - GM LS1 32002BL Pre-assembled with new polyurethane bushings

Pre-assembled with new polyurethane bushings

Brake Hat Bolt

1987-1989 GMC R3500

1996-1998 GMC K1500

Cometic 4.130 MLS Head Gasket .040 - GM LS1 32002BL Pre-assembled with new polyurethane bushingsComprised 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