Cometic Chevy Big Block Gen 4/5/6 4.5in Bore .086 inch MLS-5 Headgasket B01275 In addition to upgrading your

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Cometic Chevy Big Block Gen 4/5/6 4.5in Bore .086 inch MLS-5 Headgasket B01275 In addition to upgrading yourComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0. 086". 4 Bolts in Valley. 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