Cometic 4.100 MLS Head Gasket .030 - SBC BR40072 Surge Tank Kit

Surge Tank Kit

Featuring a lightweight carbon-glass composite shell

1977-1978 GMC K15 Suburban

Easily trimmed to fit

Cometic 4.100 MLS Head Gasket .030 - SBC BR40072 Surge Tank KitComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 030". Round Bore. 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