


Cometic 09+ GM LS9 4.100in Bore .040 thick MLS RHS Head Gasket
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Cometic 09+ GM LS9 4.100in Bore .040 thick MLS RHS Head GasketComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 098". 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
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- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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Reviewed in the United States on April 3, 2026
★★★★★ 5
It fits perfectly.
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Reviewed in the United States on January 17, 2026
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