Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .030in MLS Cylinder Head Gasket - 4.500in Bore 1966-mercury-comet-esi3282427 7500 12pt SS Bolts (5/pkg)

7500 12pt SS Bolts (5/pkg)

Year Make Model Submodel 2013-2019 BMW 640i Gran Coupe Base

four-wheel-drive non-commercial chassis

Note: After installation of the BORLA® system

Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .030in MLS Cylinder Head Gasket - 4.500in Bore 1966-mercury-comet-esi3282427 7500 12pt SS Bolts (5/pkg)Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 098". 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