Cometic 4.320 MLS Head Gasket .027 - BBC Brake Residual Valve 7/32 in Wall 3 in

7/32 in Wall 3 in Axle Tubes

It is certified RL which means it has high film strength for improved lubricity that results in increased engine efficiency

485 in Stock Port

1999-2000 Chevrolet L30

Slider Wrench for use with Outlaw Coil-Over Eliminator

Cometic 4.320 MLS Head Gasket .027 - BBC Brake Residual Valve 7/32 in Wall 3 inComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 027". 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 by the two