Cometic Cylinder Head Gasket - 4.500 in Bore - 0.045 in Compression Thickness - Big Block Ford RSDGHB630572 Programming your vehicle with one

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Cometic stays on the forefront of gasket design technology by utilizing in-house dynamometers and engine assembly rooms to bring its distributors

MULTIPLE LAYERS OF DEFENSE AGAINST DIRTEvery Green Filter is hand-built using the finest materials available today

Vehicle Applications: 2009 & 4L65E/70E Compatible with popular GM Transmissions

Cometic Cylinder Head Gasket - 4.500 in Bore - 0.045 in Compression Thickness - Big Block Ford RSDGHB630572 Programming your vehicle with oneComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 045". 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