Cometic 4.630 MLS Head Gasket .075 - BB Chevy H761C01L Pontiac 400-455

Pontiac 400-455

High beam indicator hidden at the top of the tachometer

Scosche BaseClamp

Manifold and controller software updates provided over the air via free mobile app

0-99999 hrs

Cometic 4.630 MLS Head Gasket .075 - BB Chevy H761C01L Pontiac 400-455Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 075". 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