SKU: 21743555259

Cometic GM LSX Gen-4 Small Block V8 .056in MLS Cylinder Head Gasket - 4.125in Bore - RHS

Sale price$127.09 Regular price$141.21
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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10

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Description

Cometic GM LSX Gen-4 Small Block V8 .056in MLS Cylinder Head Gasket - 4.125in Bore - RHSComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 056". 18 Bolt Heads. Right Side. 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

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.056". 18 Bolt Heads. Right Side. 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 materials. MLS gaskets have increased strength because they are comprised of multiple layers of stainless steel; which also creates the ability to rebound and resist corrosion. The outer layers are embossed and coated on both sides with Viton (a flour elastomer rubber based material that is heat resistant to 250 C/ 482 F). Viton is designed to meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes. The center or shim layer is uncoated stainless steel, which can be varied to accommodate multiple thickness requirements.
Shipping Notes
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Exchange/Return Notes
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SKU: 21743555259

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James P.
Chelsea, US
★★★★★ 5
Quality parts and as described
Color: Black
Product worked great, had all pieces and parts required for the job. Could have used instructions, but I was able to search and find it on YouTube.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 2, 2026
M
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Marcel Chard
New York, US
★★★★★ 5
Great replacement kit
Color: Black
Water pump kit fits perfectly on my 200hp mercury outboard 2000 model. Excellent quality matching the OEM part I replaced from wear & tear. There where however extra gaskets & O-rings that go nowhere on my outboard
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 1, 2024
A
Verified Purchase
Anastacio Leal Jr
Lake Worth, US
★★★★★ 5
Johnson 90 sea pro VLSIF
Color: Black
All parts required for proper water pump change were in kit. All parts were grouped and packaged. All made of solid materials sturdy.
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Reviewed in the United States on March 19, 2026
N
Verified Purchase
Nice
Charlottesville, US
★★★★★ 5
Good
Color: Black
As described
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Reviewed in the United States on December 17, 2025
O
Verified Purchase
Oscar caballero
Lowell, US
★★★★★ 5
1995 out board mariner 150hp water pump kit
Color: Black
Well This looks like is a good quality product thanks
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Reviewed in the United States on July 28, 2024

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