Cometic GM Gen I Small Block V8 MLS Head Gasket - 4.200 Round Bore Heat Protection The HANS Device Pro Ultra

The HANS Device Pro Ultra device applies lightweight construction of the Carbon Fiber Pro series to the modern new shape of the Sport II

The roto-molded housing is made out of black cross-linked polyethylene

With a superior line of products designed to outperform and outlast the competition

Premium 2" Polyester Webbing

4 position

Cometic GM Gen I Small Block V8 MLS Head Gasket - 4.200 Round Bore Heat Protection The HANS Device Pro UltraComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 120". 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