Quick Answer: What Is The Difference Between A Valve Cover Gasket And A Head Gasket?

Is a valve cover gasket leak serious?

When this occurs, the gasket can lose its integrity and leak, potentially causing cosmetic issues like leaking oil, or drivability problems and reduced engine performance.

If not replaced by an ASE certified mechanic in time, a bad valve cover gasket can lead to complete engine failure..

How much does it cost to replace a valve cover gasket?

The average cost for valve cover gasket replacement is between $237 and $315. Labor costs are estimated between $184 and $233 while parts are priced between $52 and $82.

Can a bad valve cover gasket cause smoke?

As the valve cover leaks, the oil will end up running down the side of the engine and it will get onto the exhaust. As the engine and the exhaust get heated up, the oil from the valve cover will begin to burn off and smoke. When this occurs, you will see smoke coming from under the hood.

Can you drive a car with a valve cover leak?

Is it safe to drive with a valve cover gasket problem? Yes, as long as the amount of oil leaking is small, and there is no leak onto hot engine parts such as the exhaust manifold, it is safe to drive your car until you have an opportunity to fix it.

What is the difference between a head gasket and a valve cover gasket?

Two different areas on the engine. A valve cover gasket is usually fiber or rubber and all it does is deal against oil leaking out. A head gasket seals between the head and the block, is made of metal, and is subjected to high heat and pressure. … A leaking valve cover gasket may leak a little oil.

What causes a valve cover gasket to leak?

Your valve cover gasket may be leaking for a variety of reasons. It could be shrunken, cracked or rotten, or your valve cover itself may be cracked or broken or one of the valve cover bolts may just be loose, allowing a little leak.

What is the sign of blown head gasket?

White Exhaust Smoke When coolant is burned, it’ll create a wispy, white smoke that billows from the tailpipe. White smoke coming from your tailpipe is a classic sign that the engine is burning coolant, and a head gasket leak is one of the most common reasons that this can happen.

Do you need to drain oil to replace valve cover gasket?

No, you don’t have to drain the oil to change the valve cover gaskets.