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Alternate muffler with Un-Notched necks is 40670
Machined from super-strong 6061-T6 aircraft billet aluminum
For those who want to turn it up to 11
and the OE top mounts for simplified installation
Cometic Chevrolet Gen-1 Small Block V8 4.165in Bore .040in MLS Cylinder Head Gasket 1975-pontiac-grandville-brougham-esi6287337 Alternate muffler with Un-Notched necksComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". With Steam Holes. 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
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US$ 4999.50
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