Cometic 4.125 MLS Head Gasket .027 - SBC Warning Light Sending Unit Since its founding in 1935

Since its founding in 1935

and heat-treated for extreme durability

One 6 AN Male

Switches have male 1/2"-14NPT threads and a standard male blade electrical connector

Cometic 4.125 MLS Head Gasket .027 - SBC Warning Light Sending Unit Since its founding in 1935Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 027". 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