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  1. F

    aluminum vs. copper radiators

    I need to pull mine and get the seeping leak fixed. I did run across these https://www.radiatorexpress.com/product/radiator/ford/1989/f-250/base/73l-v8/39242/1124299
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    Fuel tank leak

    Ive got a very similar issue that I need to fix, tried sealants to no luck. And this was a new spectra tank.
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    Fan Clutch

    Is there anyway to test a fan clutch?
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    R&D Injector Durability Test Results

    I've got 75k on mine from Justin's, naturally aspirated stock engine. No problems so far.
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    116 in vs 123 in positive battery cables

    Difference is in body styles, whatever rock Rock Auto shows for an 87 is what you use for 87-91, that's what's on mine.
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    front crank oil seal sleeve doesn't fit

    I think I know what you are talking about, I just picked up a skf speedi sleeve for that reason, the thick one I guess is for a different engine.
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    Fuel tank selector valve.

    Ive tried, no success in repairing them bought a universal style fsv from pollak, some fuel injection hose and clamps, made it work like factory.
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    Which heater core?

    Do what you want, gm and dodge had vehicles with FACTORY heater core ground straps. I honestly don't even think mine was electrolysis, but different coolant accidentally mixed together causing issues. I'm still tracing down a tiny but damn near impossible to find coolant leak.
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    Which heater core?

    Grounding the core won't hurt anything, rock auto has the factory ford brass core, either hc-1 or hc-3. Don't run anything but distilled water, sca additive and green conventional coolant. I went through 3 cores before I learned this. Add ground straps from cab to frame, heater core to firewall...
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    "As seen on the internet".........

    Look on rock auto like I've said, I literally bought it two weeks ago. It's motorcraft and brass. I just put it in Friday.
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    "As seen on the internet".........

    Brass heater cores as well as aluminum motorcraft cores are available from rock auto still. Diesel used brass till 87, gas did later on. HC-3 is the part # for the brass one, it's around $77. Aluminum is more, it's either hc-7, around $87. Ford said in a 2001 tsb to ground 84+ trucks with the...
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    Air Cleaner Housing/Intake Hat O-ring part number

    The Air Cleaner to intake manifold O-ring on my 89 IDI f250 is cracked and will not stay in the groove or channel on the air cleaner when its taken off. Most of the carb gaskets I've found people use to seal the intake on turbocharged IDI's, such as the felpro 60038 are flat, and not oil...

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