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797 Offroad Cometic GM LS1 SB 4.190in Bore .080in MLS Head Gasket

797 Offroad Cometic GM LS1 SB 4.190in Bore .080in MLS Head Gasket

Regular price $121.04 USD
Regular price $134.49 USD Sale price $121.04 USD
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Head gasket by 797 Offroad. Check the part number and details below against what you are replacing. The head gasket seals the cylinder head to the block, keeping combustion pressure in the cylinders and coolant and oil in their own passages.

Quick facts

  • Brand: 797 Offroad
  • Part type: Head gasket

Tip: Most head gaskets call for new head bolts and a flat, clean deck surface. Check the head and block before you reassemble.

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About this head gasket

Head gasket jobs take the top of the engine apart, which is why most people replace the related gaskets and bolts at the same time.

Fitment notes

  • Specs, lead time and warranty come from Cometic and can change. The details above this guide are the latest we have.

Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.

Ask about fitment

Parts that usually go with it

  • Head bolts. Many engines use torque-to-yield head bolts that should not be reused.
  • Coolant. Refill with the coolant type your engine calls for.
  • Valve cover and intake gaskets. They come off during the job, so it is the time to replace them.

More for your car: Head Gaskets · All Head Gaskets · Engine

Questions about head gasket

Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
What are signs of a bad head gasket?
Common signs are overheating, white exhaust smoke, coolant loss with no visible leak, and milky oil.
Should I resurface the cylinder head?
If the head is warped or the surface is damaged, a machine shop can check and resurface it before the new gasket goes on.
Where do specs and warranty details come from?
From Cometic. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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