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Old 06-19-2013, 09:03 PM   #1
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Coolant temp

Hey was just wondering what coolant temps are you guys running at normal driving conditions in your 4.0s?

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Old 06-19-2013, 09:06 PM   #2
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Old 06-19-2013, 09:27 PM   #3
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Old 06-19-2013, 09:33 PM   #4
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Old 06-19-2013, 10:05 PM   #5
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Old 06-19-2013, 11:25 PM   #6
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On the freeway, 65mph with the AC on, 108 outside temp.
Seems like 210ish is the norm for TJ 4.0
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Old 06-20-2013, 12:08 AM   #7
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My needle hangs between the 1 and the 0 in 210 which actually ranges from 206-230 on the scantool. So anywhere between there and you're fine.
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Old 06-20-2013, 12:29 AM   #8
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210-220. low side without ac and highway high side on traffic with ac

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