Search results

  1. J

    mpg decrease after lift and tires

    just lookin to see how much your lift and tires have affected your mileage on these trucks, mine is a 2001 7.3 4x4 stock, im getting about 18 on hwy and 16 in town, how much will the 6 inch or so lift and 35in tires afect my mpg? lets hear what it has done for your guys mpg?
  2. J

    2001 7.3 smoking blue, the whole time its running

    ok i need to know how to tell if you are having valve problems or ring problems? can you tell with the compression tester? or is there another method to telling the difference, those are the two things that could be causing my hard start problem and my blue smoke problem. i want to know what is...
  3. J

    2001 7.3 smoking blue, the whole time its running

    compression test how to tell if its the rings or valves one more questoin, if you were to do a compression test and you had bad valves like one that wasnt sealing properly wouldnt you get a low compression reading when you did the compression test just like you would when you have worn out rings?
  4. J

    help give metips on rebuilding a 2001 7.3 powerstroke

    Hello, the truck i have is a 2001 f250 4x4 with the 7.3. it has 211000 miles on it and the engine is smoking blue smoke and is hard to start unless the oil heater is plugged in. i need some advice on what to buy as far as rebuilding it. i already replaced the injectors with all new ones. i did...
  5. J

    ? re stored codes

    oil level in the HPOP just curios what do you do if your hpop is low on oil in the morning? what would cause this? because mine is low in the morning. mine also lopes realy bad when cranked in the morning for a few seconds when it does finally start.
  6. J

    7.3 wont start unless pluged in

    smoke? how much blue smoke does it throw out the tail pipe when idleing?
  7. J

    2001 f250 7.3 smoking blue at low speeds and idle

    thanks for the help My engine oil is brandnew as of 3 days ago, it is the rotella 15w-40 diesel oil. the compression check i did was low compresion on most of the cyclinders so there you go for the smoking problem. now i just want to make sure the glow plugs are working right. i realy dont...
  8. J

    2001 f250 7.3 smoking blue at low speeds and idle

    glow plug relay testing how do i check to see if the glow plug relay is working? i put the multi meter on it when you first turn the key on it clicks and gets 12 volts for about a half a second on the two small terminals and gets 12 volts constantly on the one big terminal when the key is on. i...
  9. J

    2001 f250 7.3 smoking blue at low speeds and idle

    ok i checked the intake there is no grit at all just a little bit of oily residue. it has a fram airfilter in it(not saying much cause i just bought the truck 2 weeks ago. the turbine blades on the turbo arnt shiny or excessivly worn but definatly dont look completly trashed but still not new...
  10. J

    2001 f250 7.3 smoking blue at low speeds and idle

    ok i tested the turbo thery ok heres what i did to test it just now. i disconected the intercooler pipeing from the turbo on the cool side so that it is just blows into the air. well i ran it like that for 5 minutes or so and no change in the smoking? the compressed air that the turbo was...
  11. J

    2001 f250 7.3 smoking blue at low speeds and idle

    can i run the engine with the turbo diconected? as in take off the turbo cool side of the piping out of the intercooler ? and try to run it like that just to see if thats the problem? pr how about just blocking off the oil line to the turbo for a couple minutes to see if that stops the smoking...
  12. J

    2001 f250 7.3 smoking blue at low speeds and idle

    rebuild kit? what do you guys recomend as far as rebuilding goes? just a new ring job if the cylinder walls are fine?where do you find this? could it be a blown head gasket? is it realy common for rings to go out on a 7.3 with 210,000 miles on it? or is more than likely somthing else like burnt...
  13. J

    2001 f250 7.3 smoking blue at low speeds and idle

    it deffinatley smells like burn oil out the exaust. yes it runs fine, it is a little hard to start but not bad 3 seconds at the most to get it running. i did the screw the cap off the oil fill and it has blowby but nothin i would concider bad. i changed the fuel filter and the oil today the new...
  14. J

    2001 7.3 smoking blue, the whole time its running

    ok if it is the blow by what needs to be done? new rings and piston, bore out block like on a gas motor? the thing with me is why dosnt this thing smoke at higher rpms? i would think that the more boost and load you put on it the moer blow by would result? im thinkin mabey sticking valve and...
  15. J

    2001 f250 7.3 smoking blue at low speeds and idle

    ok i just changed all 8 injectors with brand new ones.(thought that was the problem why it was smoking) put new glow plugs in it and everything sarted it up and drove it around for about an hour and guess what i still have the same problem. smoking light blue smoke out the tail paipe at low rmps...
  16. J

    2001 7.3 smoking blue, the whole time its running

    still smoking ok i just changed all 8 injectors with brand new ones. put new glow plugs in it and everything sarted it up and drove it around for about an hour and guess what i still have the same problem. smoking light blue smoke out the tail paipe at low rmps or idle. once i get going over...
  17. J

    stock exaust size on a 2001 ford superduty

    ok so this is the question, will it give me noticable power gains? and noticable mpg change? is 4in really that much more than 3 1/2" as far as a stock truck goes?
  18. J

    stock exaust size on a 2001 ford superduty

    thanks will the 4 in custom systems still be the 3in right out of the turbo then turn into the 4 inch?
  19. J

    stock exaust size on a 2001 ford superduty

    Hello, i have a stock exuast system on my truck well it looks like a 4 inch system to me. is there a performance difference in the aftermarket 4in systems over the stock other than the muffler? it does look like 3 in right out of the turbo them imediatly turns into 4in pipe. thanks
  20. J

    battery acts dead, but its not

    i would guess most likely is the cables either loose or just old, mabey coroded round the starter bolts or the battery posts. if not and all is fine next would be the starter.
  21. J

    changing gears for bigger tires on a diesel?

    I have a stock 2001 f 250 4x4 with 3.73 gears and stock tire size, i want to go with 35 inch tires but keep my stock gears is there going to be any problems? i know the gas truck would lug bad in overdrive if you did this but i figured a diesel would have plenty of low end power to keep it...
  22. J

    Ford recall 1.8M trucks and SUV - 7.3L CPS!! **Main Discussion thread**

    so what year does the recall cover? i got a 2001 ford f250 w 7.3 will it cover mine? thanks for all the help you guys have been givin me.
  23. J

    oil in the intercooler piping

    hello just started the tear down on my 2001 7.3 to replace the injectors. well now i have another problem, i took the pipe that goes from the turbo to the intercooler on the drivers side off and it had a good bit of oil in it. it was enough that it ran out of the pipe and made a puddle on the...
  24. J

    how replaceing injectors on a 2001 7.3

    thanks sounds like youve done it a time or two. thanks for the advice. now i just have to hope it fixes my problems. i tried the trick to check for bad compression with the unscrewed oil fill cap, mine dosnt get blown off but it does rattle around and i can feel the compression coming out of...
  25. J

    how replaceing injectors on a 2001 7.3

    Hello i have ordered 8 new injectors and am going to replace them all. i have a 2001 superduty 4x4 w/7.3 and airconditioning. my question is will i need and speacialty tools to replace them and will i need to take out the airconditioning box to get the onese in the back on the passanger side...

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