Cometic 4.160 MLS Head Gasket .040 - GM LS1 42082BL Structural features like Air Flow

Structural features like Air Flow Research's trademark 3/4'' thick head deck

is a performance-oriented company that for over 40 years has been directly involved in motorsports from racecar chassis design and fabrication to the manufacture of competition proven racing products

2 each of 8 proven linear valvings

Quicksilver Shifter

Cometic 4.160 MLS Head Gasket .040 - GM LS1 42082BL Structural features like Air FlowComprised 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