Cometic BB 4.630in Bore .060 inch MLS-5 396/402/427/454 Head Gasket 1958-gmc-100-base-esi4134541 Features Premium Stainless-Steel SmartSeal Clamps

Features Premium Stainless-Steel SmartSeal Clamps And 5-Ply Silicone Couplings

wire and roll

Large front zipper pockets provide the storage needed for loose items and keeping this your favorite bag to grab and go

Easy Do-It-Yourself Installation

Cometic BB 4.630in Bore .060 inch MLS-5 396/402/427/454 Head Gasket 1958-gmc-100-base-esi4134541 Features Premium Stainless-Steel SmartSeal ClampsComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 060". 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