Cometic 4.200 MLS Head Gasket .040 - Pontiac 400-455 Cleaners & Degreasers Bullet Vent Valve

Bullet Vent Valve

Side B is AN-10 hose end

1977-1978 GMC P35

Dodge Ram Fullsize Truck 2002-19

Cometic 4.200 MLS Head Gasket .040 - Pontiac 400-455 Cleaners & Degreasers Bullet Vent ValveComprised 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