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7.3

  1. 7.3L Power Stroke Technical Info
    I have a 1999 Early F-450 7.3 that I bought at an auction. At first I couldn't get it started and discovered that all the glow plugs were burnt out. I rebuilt all injectors and replaced all glow plugs. I am still getting a very rough idle and am getting a report of cylinder 1 and 8 fault during...
  2. 7.3L Power Stroke Technical Info
    Ok so I have a 99 f250 superduty 7.3 that suddenly will not crank by the key if I jump the solenoid with a wrench it fires right up but the key will not even try I replaced starter solenoid and ignition switch still nothing I have tryed putting in every gear and it still won’t start when I turn...
  3. 7.3L Power Stroke Technical Info
    so my 2002 f250 was running out of fuel right above a half a tank my buddy at work said i needed to get the screens out of the tank and fix the pick up in the tank so i did but i had a full tank fuel removed all the fuel tried to keep most of it clean i had 4 5 gallon buckets and i only used 2...
  4. Transmission Related
    7.3 case cracked and was given a Zf5 out of a 93 460. So my question is how do I line the holes up right to be drilled and what else needs to be done(flywheel, clutch etc)?
  5. [7.3L - Technical Info]
    New Here. Hope the experts can help. Two days ago I was driving down the highway when my truck felt like it lost power. I pulled off the road, it was barely running, sounded like it was not getting air or fuel. I immediately got check engine light, I'm unable to get the code currently. (I'm...
  6. General Questions & Discussion
    So had the whole 6.0 experience and 10k later it's sold. Tried to go back to a gasser, can't do it. So I found a (I believe) late 99 350 4x4 DRW with a zf6, now the guys is asking 13.5k for it with 267k on the clock, looks clean, haven't yet gone to check it out yet. So my questions are, what...
  7. 7.3L Power Stroke Technical Info
    Hi all powerstroke helpers, Ive been having a crank no start issue for a week now and I have thrown a few parts at it (cps, ipr) both motorcraft parts, I want to mention it just randomly died quickly while pulling out of my driveway, I restarted it and it fired up then shut off about 30 seconds...
  8. 7.3L Power Stroke Technical Info
    1997 f250 stage 1 injectors, cold air intake, billet turbo wheel... whenever i get tino high rpm accelertating the motor studders and jumps like the motor is cutting out, when it finally shifts its fine. only happens around the 3k mark. any ideas?
  9. Transmission Related
    Okay guys so I posted on here before about a 2-3 shift issue we’ll I ended up bringing it to a shop and they found some broken wires and changed my ebp tube and sensor and so far it has fixed me shifting! But every few times my O/D light blinks and it throws a vss code causing my truck to start...
  10. 7.3L Power Stroke Technical Info
    I cracked the tail housing on my 2000 ford f250 from a lose drive shaft I found a transmission but the transmission tag does not match but the guy said it was a zf6 so would the trans tag number have to match or is all of the tail housing off the s6-650 the same?
  11. [7.3L - Aftermarket & Performance]
    Does anyone know of a company that makes a serpentine belt guard. I drive in snow about 5 months out of the year. Usually 10 to 50 inches. But anyway, when bust drifts to get to work, if i hit one hard enough, snow will come up to power steering pump, and once in gets between the belt and the...
  12. [7.3L - Aftermarket & Performance]
    I have an Early 99 f350 7.3. I started it one day and had a squeaking noise (sounded like a pulley bearing) so I removed and inspected the belt. I also turned and felt the Idler and tension pulleys. They were not terrible but had a little roughness to them. I ordered an after-market tensioner...
  13. New To The Nation
    Hi guys! I was installing a hydra tuner and fried my PCM. I got a new one in that’s supposed to be programmed to my truck already. Still have no start... got a scanner hooked up and it’s spitting these codes?? Truck ran great before PCM fried, could it have fried the IDM or something else?
  14. [7.3L - Technical Info]
    I have a 2001 7.3 that the PCM went out on. Sent it in and got a new one. Got it back, plugged it. Check engine light went off. It’ll crank but no start. Water separator light is on along with battery light. Glow plugs relay seems to be working. Have fuel coming out fuel bowl drain tube when I...
  15. 7.3L Power Stroke Technical Info
    I’m having an issue with my trans in my 1999 f250 7.3 ,when my trucks in a tune that puts out more power then stock my trans will slip only while the converters locked while doing 45+ under load getting on it a bit , it’ll be pulling good and then just feel like it’s in neutral and Rpms shoot up...
  16. [7.3L - Aftermarket & Performance]
    I have just recently purchased a 2000 f450 7.3 with 157k miles on it. I plan on driving this truck 2-3k miles a month on average. I’m looking for recommendations on what I should replace, upgrade, or specific things I should look out for. I just want to avoid unexpected repairs and costs as much...
  17. 7.3L Power Stroke Technical Info
    Background: I'm building a 1933 rat rod from a 1999 F350 7.3 donor. I'm moving the entire set of wiring harnesses over directly without any major changes to make sure everything works. I've stuffed all the electrical harnesses under the dash temporarily and run holes through the firewall to...
  18. [1994-1997 - Aftermarket & Performance]
    I recently bought a 95 7.3 with a t6 that has been 5 speed swapped. I dont know what tunes are on the t6. When I get on the truck it will randomly loose all throttle response untill the rpms go back down then the truck acts fine I was wondering if any of all have encountered this! My first...
  19. 7.3L Power Stroke Technical Info
    Specs - 96 7.3, E4od, 2wd, 4.10 gear, 133k miles I have been experiencing a shudder when shifting into overdrive. Shudder feels more like a lugging engine and it shakes the entire cab. The tranny fluid is red and not burnt at all. No play in ujoints. I drive around town with OD off because it...
  20. 7.3L Power Stroke Technical Info
    '01 F-550 2wd with 7.3 and auto. stock dana 135 has gear ratio of 4:88. seems that pinion ring and gears are only able to change to 5:3*. would like a 4:10 or better. question is: what other axles or vehicles can I swap axles with for a better fuel milage vehicle. Love the truck, only 150k on...
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