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Valve Cover Gasket

 

Valve Cover Gasket

Valve cover gaskets seal the top of the engine and prevent oil leaks by forming a seal between the cylinder head and the valve cover when bolted in place.

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How Does it Work?

  • The valve cover gasket is compressed between the cylinder head and valve cover by bolts

How is it Made?

  • Valve cover gaskets may be a simple cork gasket shaped to conform to the valve cover flange, a rubberized material, a molded rubber over a steel carrier or a full-rubber molded seal
  • May be metal, plastic or a composite material

Why Does it Fail?

  • Engine heat
  • Loose fasteners
  • Sealing surface irregularities
  • Over-tightened hold-down bolts
  • Excessive internal engine pressure

What are the Symptoms of Failure?

  • Oil leaking to the outside of engine

What are the Implications of Failure?

  • Oil loss
  • Smoking, potential for engine fire

How Difficult is the Install?

Difficulty Rating:

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