Cometic 4.060 MLS Head Gasket .040 - SB Ford 33004BK advanced users will appreciate the

advanced users will appreciate the now standard multiple activation points which allow for unique settings for each gear

1993-1998 GMC C3500

3/4 in 36 Spline to 3/4 in Ford V

Extended / Crew Cab

Cometic 4.060 MLS Head Gasket .040 - SB Ford 33004BK advanced users will appreciate theComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". 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