Cometic 4.150" Bore Head Gasket 0.040" Thickness Multi-Layered Steel GM LS-Series - LS7 H776427L Cup will accept a 1”

Cup will accept a 1” or 1-1/8” weight jack bolt

1967-1982 Chevrolet C20 Suburban

AN-06 size with a 100 micron stainless steel element and black anodize finishTo us

Dual Gauges

We have been actively involved in racing for decades

Cometic 4.150" Bore Head Gasket 0.040" Thickness Multi-Layered Steel GM LS-Series - LS7 H776427L Cup will accept a 1”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