Cometic 4.200 MLS Head Gasket .027 - Olds 2070118 Bert Ball Spline Tailshaft housings

Bert Ball Spline Tailshaft housings

1977-1988 Ford Thunderbird

Made of aluminum

Shell surface also subjected to BARCOL hardness test for resistance to penetration

Cometic 4.200 MLS Head Gasket .027 - Olds 2070118 Bert Ball Spline Tailshaft housingsComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 027". 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