Cometic 4.200" MLS Head Gasket (Each) - SB SB Chevy2 350/400 - .040" Thickness 35451BK 10 micron microglass

10 micron microglass

Works with a M-155 standard volume oil pump with 3/4" inlet

73 mm Single Blade

Black Widow Dirt Late Model

Hex Nuts With Nylon Insert 1/2"-13

Cometic 4.200" MLS Head Gasket (Each) - SB SB Chevy2 350/400 - .040" Thickness 35451BK 10 micron microglassComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". With Steam Holes. 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