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2007 Lincoln Navigator Base 2WD 4dr

2007 Lincoln Navigator
Trim Info:
Rear Wheel Drive, 4 Door, 2WD Sport Utility Vehicle
13 mpg city / 18 mpg hwy
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July 3, 2011, 1:43 pm

John S

Question: can a valve job be done on an 04navagator?

I have been told that a valve job cannot be done on an 04 nivagator. If there is a problem with valves the head has to be replaced. A difference of 10% compression is shown on #8 cylinder .and they said that it is a valve problem and the head has to be replaced.and I am wondering why a valve job cannot be done?

July 7, 2011, 7:01 pm

Richard W
Expert Mechanic

Not sure why. Most of the time you let the machine shop make that decision. You mite be able to buy a reman head cheaper then fix the old one.

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