Cometic GM LS1 SB 4.060 inch Bore .140 inch MLS Head Gasket

Cometic GM LS1 SB 4.060 inch Bore .140 inch MLS Head Gasket

Marsoni

M251S

$118.55

Get it in 3 business days with 1 day shipping. Friday, May 29

Cometic GM LS1 SB 4.060 inch Bore .140 inch MLS Head GasketComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 140". 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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I used it to set up some extra pods on the back of my truck, and having that full 20 feet of length made it so much easier to route everything cleanly without having to splice in extra wire. The 16-gauge copper feels heavy-duty and is protected by a thick PVC jacket that seems like it’ll hold up well against heat and the elements. It’s a simple plug-and-play setup that saved me a ton of time, and the connections snap together with a really solid, secure click. If you’re doing a custom lighting build on a larger vehicle or a boat, this kit is a total lifesaver for keeping your wiring looking professional and staying reliable.

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Reviewed in the United States on February 20, 2026

Verified Purchase

Kenneth Harris

Lake Worth, US

★★★★★ 4

Wiring

Size: 16AWG -20FT 2Pcs

Great wires

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Reviewed in the United States on May 3, 2026

Verified Purchase