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Mr. Gasket

Mr. Gasket Valley Cover Gasket - Molded Rubber with Aluminum Carrier

Fits GM LS1/LS6 with 10-Bolt Valley Cover

Part # 61020G Be the first to write a review
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High Quality original equipment Style Gasket with Molded Rubber over Aluminum Carrier


  • OEM Style Gasket - Molded Rubber over Aluminum Carrier
  • Replaces GM # 12558178
  • Fits GM LS1/LS6 Engines

About Mr. Gasket

Using his own '57 Chevy as a rolling testbed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago. Mr. Gasket is the go-to gasket source for racers with gaskets and fasteners that seal perfectly every time.

Brand Mr. Gasket
Emission Code5
EngineGM Small Block Gen III/IV (LS Based)
MaterialMolded Rubber w/ Aluminum Carrier
Product TypeValley Cover Gaskets
WarrantyLimited 90 Day
Part Number61020G

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Limited 90 Day: See Details

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