Cometic 4.280 MLS Head Gasket BB Chevy - 8.1L LH Mercury Marine Labor Day Sale 1975-1991 GMC Jimmy

1975-1991 GMC Jimmy

8 AN Single Male Inlet

For quieter Aeromotive Fuel Pump operation use this Aeromotive fuel pump vibration dampening mounting kit

The reverse idler gear (shown in blue) is not engaged with any other gears

Side B is AN-04

Cometic 4.280 MLS Head Gasket BB Chevy - 8.1L LH Mercury Marine Labor Day Sale 1975-1991 GMC JimmyComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 051". Left 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