Cometic 4.125 MLS Head Gasket .040 Olds V8 330-455 JA100020 3/4 in Spherical Bearing

3/4 in Spherical Bearing

Sodium Filled

Bolts have 7/8"-9 threads and are available in a fixed or swivel end design

1/4" NPT Temp or Pressure Port

Cometic 4.125 MLS Head Gasket .040 Olds V8 330-455 JA100020 3/4 in Spherical BearingComprised 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