overheating - Ford Powerstroke Diesel Forum
6.9L IDI Diesels Technical discussion of topics related to vehicles powered by the 6.9 Liter In-Direct Injection Navistar engines.

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post #1 of 1 Old 01-10-2010, 06:51 PM Thread Starter
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I've got a 86' F-350 6.9. I've been having trouble with it overheating I have replaced the radiator,thermostat,and fan clutch,the water pump is a year old,it does fine just driving around town but when I get out on the highway it get's hot if I pull over it cool's down(fast like less than 2 min.)I used to never have this prob,I used to drive down the highway with my plow all the way up and would not even get warm,I used to have trouble keeping the cab warm...any help would be great thanks!

96' F-250 4x4 5sp dana 60 swap 4:10 gears Turbo with out of a 01' PSD with ATS houseing and wicked wheel,Intake,Intake manifolds and intercooler,custom burned single stage chip...you only need one setting..cutom downpipe 4" exhaust to a 5"stack,LUK single mass flywheel and botton clutch
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