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Old 06-11-2003, 01:01 AM   #1
melissa_e
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Post oil in spark plugs

I have a 95' ford contour and it just started running terrible, backfiring, rough idling, dying at stops. So, i changed the plugs and whn i did 1 and 4 had oil on them, more on 4 than 1. What could this be from???

The car is running better, but still not up to par.
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Old 06-13-2003, 01:13 PM   #2
SaabJohan
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Oil i the combustionchambers is the problem. Can be worn pistonrings or something like that.
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Old 06-26-2003, 10:54 PM   #3
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As SaabJohan said, this is caused by excessive oil entering the combustion chamber through worn rings and pistons, excessive clearance between vavle guides and stems, or loose bearings.
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Old 06-27-2003, 09:58 AM   #4
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or loose bearings

um, which bearings can let oil into the chamber?
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