Cometic 4.100 RH MLS Head Gasket .040 - GM 6.6L Duramax 2010177 and test equipment

and test equipment

11/16 in 36 Spline to 3/4 in Smooth

75:1 gear reduction is ideal for engines with up to 11:1 compression ratio

and a hardware kit

Cometic 4.100 RH MLS Head Gasket .040 - GM 6.6L Duramax 2010177 and test equipmentComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". Right Side. 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