Recent content by Mr_Roboto

  1. Mr_Roboto

    Whats up with the reverse threads?

    This practice was real common on older trucks. There must have been a valid engineering reason for it. You will note that most newer trucks are hub piloted and use washer lugnuts rather than conical lugnuts. My bet is that if you have lug piloted conical lugnuts that are "a little loose"...
  2. Mr_Roboto

    alternator conversion

    The 3G conversion is fairly easy, and it's easy to wire without using any of your factory harness if you so chose to. I will eventually be doing a 3G conversion on the International, it has a little GM alternator on there now. I have a couple alternators I've saved off of scrapped Taurus's.
  3. Mr_Roboto

    Engine Timing and Lack of Black SMOKE (NOT Looking to get Black smoke....just read)

    I've had a number of IDI trucks.... You really won't see the black in most exhausts from the drivers' seat unless it is very heavy. Once you get heavy smoke, you will see a haze behind you. A better guide to timing is the noise (rattle) that the motor makes.
  4. Mr_Roboto

    Eldorado Tire by Cooper

    I had a set of Chaperalls on my old tow truck. Had I known where to buy them I probably would have bought another set. I took them off simply because they were worn out.
  5. Mr_Roboto

    Doing the ATF Engine Flush Thing

    I'm sure it isn't better for "motor oil" but as long as the motor was clean inside to begin with I don't think it would do much real harm. ATF is around the same thickness as 20 weight motor oil, probably gets a little thin when hot but not out of the servicable range for an engine.
  6. Mr_Roboto

    Doing the ATF Engine Flush Thing

    LOL "Let the car rest for 5 minutes". Gotta love these urban legend things. They always seem to be written by people trying to sound like experts that are clueless. I don't see the harm in adding a little ATF for the detergent but 100% seems like a real bad idea.
  7. Mr_Roboto

    Brake Master Cylinder going...

    Just an FYI, the brake fluid may very well eat through your brake booster diaphram too. There is a Ford service part with a slightly larger diameter master cylinder that is used to compensate for oversized (reman) brake calipers. However any change in diameter will simply change the...
  8. Mr_Roboto

    Turning Down the Wastegate on an ATS 093 Wastegated Turbo

    Is there a screw on the top of the wastegate pod opposite the rod? This would adjust the spring pressure and the actual pressure setting. If not you can probably pick up and adjustable unit.
  9. Mr_Roboto

    Auto RX Update

    Auto RX is made for removing buildup. Solvents or detergents are fine, as long as you use them every time from an absolutely clean engine. That way there are no heavy buildups to chip off and block passages. I picked up a E250 with a 300 I6 several years ago for my business. It had zero oil...
  10. Mr_Roboto

    Vacuum pump

    The pulleys won't bend if you use the right tool. Trying to use a jaw puller will ruin them instantly. The diaphram is what usually goes bad. I've replaced two vacuum pumps so far out of four Ford IDI's. The International uses hydroboost.
  11. Mr_Roboto

    cant find a ground

    Well the way that many Ford ground cables run is there is a bracket on a bare spot of the wire that connects to the frame and then the end of the cable runs to the engine. This gives you both a body and engine ground. Your engine and trans sit on rubber mounts, there is nothing to give a...
  12. Mr_Roboto

    truck shakes when i crank it.....

    The fuel doesn't drain back through the pump, it drains back through the return lines. Air in, fuel out.
  13. Mr_Roboto

    7.3 idi trouble shooting

    First thing, never buy a used rental truck. They only sell those things once they know the needed repairs are more than the truck is worth including rental income. The truck not running right will create more heat that can cause or exasterbate a cooling problem.
  14. Mr_Roboto

    anyone use Napa batteries?

    Personally I would spend the money and get the Interstates just because you know the quality is there. Realistically the batteries may be very similar, but a higher markup on the Interstate (above manufacturing cost) because of their distribution system.
  15. Mr_Roboto

    cant find a ground

    Your ground does not go to the frame, it goes to the motor. The major currents are to and from the motor assembly (starter and alternator). While there is (should be) a body ground to the motor it is not made to handle that kind of current.

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