Cometic Chrysler R3 Race Block .040in MLS Cylinder Head Gasket - 4.100in Bore - W2 Heads 40" O2 SENSOR EXTENSION 175in Bore

175in Bore

0mm stud h

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Cometic Chrysler R3 Race Block .040in MLS Cylinder Head Gasket - 4.100in Bore - W2 Heads 40" O2 SENSOR EXTENSION 175in BoreComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Thickness is 0. 040". Use with W2 Heads. 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