Cometic 4.270 MLS Head Gasket .040 - Oldsmobile Racing Suit Pants Our unique lost motion Rotary

Our unique lost motion Rotary Cam System requires rotation past a preset No Release Zone to disengage the links

Reduces bushing deflection

86 and newer blocks with one piece seal

Meets FIA compliance for competition eligibility

The NecksGen REV 2 LITE come with a new adjustable tether system to fit most drivers

Cometic 4.270 MLS Head Gasket .040 - Oldsmobile Racing Suit Pants Our unique lost motion RotaryComprised 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