Cometic 4.125in Bore Head Gasket 0.051" Thickness Multi-Layered Steel SB Chevy 29522610 For the best stopping power

For the best stopping power

1/8 in NPT Female to 1/8 in NPT Male

SPRING LOADED 1 1/2 O

Ozone is formed naturally from diatomic oxygen by electric discharge or exposure to ultraviolet radiation

Legal replacement for stock classes

Cometic 4.125in Bore Head Gasket 0.051" Thickness Multi-Layered Steel SB Chevy 29522610 For the best stopping powerComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 051". 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