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  1. SkylabTech86IDI

    Best location for a fuel CHECK VALVE???

    I’m looking to be proactive with hunting down air intrusion in order to beat difficult hard starts. The check valve should prevent fuel drain back. So I would think the best place to install a fuel check valve in these trucks would be in the soft fuel delivery line just before the lift pump...
  2. SkylabTech86IDI

    Project Thread: 1986 F250 “Farm Truck #1” Build Thread

    Intro: Hello! I think that I’m allergic to money because I appear to have developed a thing for non-running IDI’s. You could say that I have a type. Anyways, I’m tying my disjointed 1986 F250 posts together here using this thread. This thread will document my journey towards building an...
  3. SkylabTech86IDI

    Good price for used factory turbo?

    Factory turbo kit - USED Turbo Uppipes Crossover pipe Factory downpipe Intake hat Oil feed line Oil return pedestal $700with driver side cdr valve cover and passenger glow plug valve cover $850 With factory air box $950 I found this listing. Is it a good price? I want to turbo my...
  4. SkylabTech86IDI

    Overboring 7.3 is asking for trouble…right?

    Was pricing out an engine wish list through Summit and I’m seeing that stock pistons for a 7.3 n/an and 7.3 turbo are hard(er) to find. Most of what I see available is .030 or even 0.040 over. Surely it isn’t that you can use oversized pistons for a sleeve job. Seems like boring out any 7.3...
  5. SkylabTech86IDI

    C6 no shift

    1986 F250 with 1989 7.3 n/a & C6 from an 89 E350 swapped in. Standard sized transmission pan. Just did a fluid and filter change. I Rowed through all of the gears, drained the oil, put new pan gasket and filter in, Put 8 quarts of MECRON in. I row through each gear and sit in it for a good 10...
  6. SkylabTech86IDI

    What does this noise sound like?

    Sounds to me like I have a valve train noise. I want to say I’ve heard this noise before in a video and it turned out to be an exhaust valve guide or something similar. Likely wrong. My guess is a loose rocker arm is being noisy against a push rod and they’re slapping into one another
  7. SkylabTech86IDI

    Rebuild apprehension with 6.9/7.3idi

    "Real men keep the old iron going." Interested in hearing your opinions and resources, and not interested in getting flamed for having rebuild apprehension as a new IDI owner. These things cost $$$ That said, as IDI owners, we’re already encountering limited parts availability where the...
  8. SkylabTech86IDI

    Block heater installation - block heater won’t seat

    hi all, I’m installing a new block heater that was tested to work to replace the non-working block heater element. I’m having a problem getting the block heater plug to seat in the cavity. It’s like the O-ring doesn’t want to seat, and only up to 50% of the plug seems to be seated at a time...
  9. SkylabTech86IDI

    2nd blown oil filter gasket and coolant mixing with oil? Help with isolating the causes?

    Hey guys I have two separate problems going on: 1) 2 oil filter gaskets have been blown. I’m not hulk tightening the oil filters on. I’m using the motorcraft FL-1994A Powerstroke oil filters, and I’m Oil in the gasket thoroughly before Installing. I’ll put a third replacement filter on and I’ll...
  10. SkylabTech86IDI

    1986 F250 help identifying spazzing junction box?

    Hey all, I’ve got a problem here. When I turn the ignition key into start, run, or ACC, there’s a junction box hiding behind the Light and Wiper switches that is spazzing out. VIDEO OF IT HERE What is this box? What does it do? Why could it be clicking? My thoughts are since I took the hood...
  11. SkylabTech86IDI

    Making a junkyard parts run for the 86 F250

    Well this morning my old lady came outside to help take the hood and fender off that needs replacing. Later today my buddy and I are going to hop into his pickup and we’re going to scoot over to a couple of junkyards and check out a couple 80-86 pick ups and see if they have decent fenders and...
  12. SkylabTech86IDI

    1989 7.3 voltage regulator on a 1986 Harness. Will it work? What is the 4th terminal

    Hey all I have a 1989 F250 7.3idi voltage regulator and a 1986 harness F250 6.9idi The voltage regulator has 4 male connectors on it and the 86 harness only has 3 female connectors - do I need an 86 specific voltage regulator or will this one work?
  13. SkylabTech86IDI

    Resurrecting a $900 1986 with 7.3idi swap. Fuel?

    Greetings all, first post here. Picked up a 1986 F-250 that had a 89 7.3idi swapped into it for $900. Been parked & not running for over a year. The story goes that the original 6.9idi died and a 89 7.3idi was swapped in. PO says it ran for a couple of weeks after the swap, but then it died...

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