Cometic 4.165" Bore Head Gasket 0.040" Thickness Multi-Layered Steel SB Chevy BR10072 Pyrovatex® offers the maximum combination

Pyrovatex® offers the maximum combination of overall flame and heat protection

performance aftermarket instrumentation

These outstanding racing wheels are among the lightest in the sport

ZeroNoise® electronics

They are coated with a special sealer to promote sealing and give a great look

Cometic 4.165" Bore Head Gasket 0.040" Thickness Multi-Layered Steel SB Chevy BR10072 Pyrovatex® offers the maximum combinationComprised 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