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Cometic Chevy BB 4.63in Bore .040 inch MLS 396/402/427/454 Head Gasket

Marsoni M251S
Sale price$107.98
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Cometic Chevy BB 4.63in Bore .040 inch MLS 396/402/427/454 Head GasketComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". 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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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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4.2 ★★★★★
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brettjl
Phoenix, US
★★★★★ 5
Filter that Fits
Perfect fit for my F350, 6.7L Powerstroke.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 22, 2025
D
Verified Purchase
De Jesus
Birmingham, US
★★★★★ 5
Great starter!
Excellent! A year later and it is still going strong! It will probably outlast the truck.
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Reviewed in the United States on May 22, 2026
S
Verified Purchase
Stephanie Quintana
Omaha, US
★★★★★ 5
I got exactly what I ordered!
It was the correct part as listed.
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Reviewed in the United States on April 30, 2026
S
Verified Purchase
sandra vines
Cuba, US
★★★★★ 5
Starter
Great product
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Reviewed in the United States on April 2, 2026
R
Verified Purchase
robert posey
Whiting, US
★★★★★ 5
STARTER
WORKS LIKE IT SHOULD
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Reviewed in the United States on October 5, 2025

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