Cometic 4.040 MLS Head Gasket .040 - SB Chevy LT1 13106 from 1-3/4" to 1-1/2"

from 1-3/4" to 1-1/2"

1978-1981 Chevrolet C10 Suburban

Today's lightweight engines are producing more horsepower

The single largest contributing factor to fuel economy on your vehicle is the

Cometic 4.040 MLS Head Gasket .040 - SB Chevy LT1 13106 from 1-3/4" to 1-1/2"Comprised 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