Cometic 4.060" Bore Head Gasket 0.060" Thickness Multi-Layered Steel GM LS-Series HB22031 When clamping to 1-3/4" tubing

When clamping to 1-3/4" tubing

nylon line and fittings are included

3 in OD Axle Tube

Oil / Trans / Water

1 testing procedures

Cometic 4.060" Bore Head Gasket 0.060" Thickness Multi-Layered Steel GM LS-Series HB22031 When clamping to 1-3/4" tubingComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 060". 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