Cometic 4.375 MLS Head Gasket .098 - BB Chevy Weld-On Nut Borla's XR-1 raceline products are

Borla's XR-1 raceline products are the choice of today's hottest racers

Relatively Easy Installation

Firebottle 10 lb Bottle System

Underwear Bottom

Each HANS Device is sold complete with two post anchor attachments (enough for one helmet) and matching tether

Cometic 4.375 MLS Head Gasket .098 - BB Chevy Weld-On Nut Borla's XR-1 raceline products areComprised 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