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possible bad valve guides or blown head gasket possible bad valve guides or blown headgasket

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Q: What can cause the engine oil to overflow onto the spark plugs of a car engine?
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Related questions

Will bad spark plugs cause an engine to burn oil?

No, but burning oil will give you bad spark plugs.


Can bad spark plugs cause your engine to shake?

yes definitely.


Could bad spark plugs make a engine shake?

Bad engine cushions can make the engine shake. bad spark plugs cause malfunction as the car starts running.


Can worn spark plugs cause engine knock?

Worn spark plugs would cause mis-firing or non firing cylinders, both are no good for the engine, replacing the plugs may stop the knock (Could also be a different problem) But you should replace spark plugs as soon as possible.


What can cause oily spark plugs?

As the engine runs and its cylender size gets wider the oil from ur engine gets in contact with ur spark plugs As the engine runs and its cylender size gets wider the oil from ur engine gets in contact with ur spark plugs


What would cause 3 spark plugs out of 4 plugs to be smashed on the end?

Internal engine damage.


Can fouled spark plugs cause engine shaking and knocking as well as loss of power?

Yes, fouled spark plugs can cause engine shaking, and loss or power. I'm not sure about knocking but I'd guess that too.


How many spark plugs are in a V6 engine?

There are 6 spark plugs in a V6 engine.


How many spark plugs are in a diesel engine?

No spark plugs are used in a diesel engine


Ford exploer have hpw many spark plugs?

( 6 spark plugs ) with the V6 engine ( 8 spark plugs ) with a V8 engine


What is the cause of an engine miss on a gmc 6500 496 gas engine?

Be sure to change spark plugs


Does the Mercedes-Benz ML350 carry spark plugs?

It doesn't carry spark plugs but it has 6 spark plugs installed in the engine. The only internal combustion engine that does not have spark plugs is a diesel.