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Old 01-28-2011, 02:26 PM   #20 (permalink)
comptiger5000
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Join Date: Feb 2010
Location: CT, USA
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RaceJeep - '98 Jeep Grand Cherokee (ZJ) 5.9 Limited
90 day: 13.62 mpg (US)
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If the compression on the other cylinders is fine, and adding oil didn't help at all on that one, the rings are likely fine. The chances of them being more than a little off from the others wear-wise isn't enough to worry about.
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Typical driving: Back in Rochester for school, driving is 60 - 70% city
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