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terry

Pedigreed Bulldog
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Posts posted by terry

  1. 10 hours ago, Mackpro said:

    The common rail engines camshaft is just a hollow tube with lobes heated  up and dropped on the tube . And they did away with the vibration damper on the back of the camshaft. Make it a lot lighter to change. All of our common rail trucks have been great , all of ours have had the EPRV delete , fuel rail pressure sensor/harness upgrade done and that helped a lot. We also switched to the M-drive trans and that cut our maintenance issues by 30%. No more clutch adjustments, synchro replacements , PTO to trans leaks stopped. 

    what a way to make a camshaft!!   terry:MackLogo:

  2. 6 hours ago, jackdk said:
    Does anyone have these two 90 degree fittings laying around they want to sell. I'm installing a new fuel tank on my Superliner, and these are not on the new tank. My tank, the original owner moved the fuel feed to the bottom front of the tank, and I run out of fuel climbing a hill when level is less than 1/2 full.
    Or, if someone knows the part number, or the exact size and dimensions, one flare, or both ends flared. They are both different sizes for feed and return.
    Thanks,
    (not my photo-just to show the fittings needed)

    Screen Shot 05-08-22 at 08.53 PM.PNG

    Might have been moved for a reason, stand pipe was sucking air?    terry:MackLogo:

  3. 9 hours ago, Joey Mack said:

    I beleive the runout procedure came from early engines, like an E-6.. I believe they had eccentric pins that can be rotated to align the flywheel housing.  But to the best of my knowledge, the E-7 didnt really need to be checked.  yes lots of movement in the tranny input shaft, .020" runout, is probably nothing to worry about. especially because my E-7 book said so. It doesnt hurt to check it, but I dont know how you would adjust it.  But if excessive runout was found, then I would try to find out WHY so I dont build the issue back into it again..  just my thoughts, combined with the book knowledge, :)  I always welcome more opinion's..  I learn from them..  jojo  

    I believe the earlier Mack’s, after the flywheel housing was dialed in, you reamed the holes for a oversized dowel then tapped them in.  Terry

    • Like 1
  4. 44 minutes ago, BOBWhite said:

    Yeah for me if it doest have blow-by and it has good oil pressure leave it alone. In my unprofessional opinion bearings don't need to be replaced unless it's knocking. Ive seen bearings come out of million mile motors look new so as long as you use good oil and filters I say keep running em 

    the only thought of waiting till you hear a knock, have you already scored the crank!    terry:MackLogo:

    • Like 1
  5. 2 hours ago, Joey Mack said:

    pull the trolly brake handle down and try again..  older trucks used to have a 'lockout' for sliding the fifth wheel.  I guess they want ed you to be sure the trailer brakes are set before you slide..  jojo

    I have seen these where the parking brake has to be set, release the fifth wheel, the release the parking brake.   terry:MackLogo:

  6. 1 hour ago, mackey58 said:

    They had the s cams out cause they needed bushings but when your pushed get stuff together. I dont mind manual, but sometimes that collar dont pop up .no matter how much you keep them greased.

    Helps before pushing the collar down, give it a dose of penetrating oil.  Terry 

    • Like 1
  7. 3 hours ago, Licensed to kill said:

    Pretty sure I figured out where the problem lies. Not 100% sure HOW it happened or what needs to be done to fix it but at least I see where I have to work. I checked the front mount and compared it to a stock motor that is still in another chassis and found that the one that I installed (the E6) there is a gap of about 1"-2" from the mount to the front cover whereas the old stock one the mount is right up TO the front cover suggesting that the engine needs to go further back on the front mount. This will also require the balancer to go further on the crank or to will run into the rad support when the engine is moved ahead. I will have to pull the rad and lift the front of the motor, remove the balancer and push the mount further onto the cover then pull the engine ahead to bolt up the mount. Of course this means making new trans mounts again but that is pretty much par for the course. 

    IMG_1311.JPG

    IMG_1315.JPG

    I believe that is why you need the water pump housing, water pump and crank hub off the 673 engine, they are all shorter, you said you made the rear mounts, might have them to far one way , moving the engine back into the firewall?    terry:MackLogo:

  8. 23 hours ago, Licensed to kill said:

    I used the original B61 front motor mount so the front of the engine pretty much HAS to be in the right/stock/original location. Also, I had to mount the rad as far forward as the mounts allow ( I think I may have shimmed it with a couple washers also) to get enough room between the harmonic balancer and the rad support to get a belt on. The original mounting on the model B was so close it was impossible to get the belts off between the balancer and the rad support. I had to move the rad about 3/16" forward to accommodate belt removal/install. I am hoping that the rad location adjustment won't create more issues than fitting the sheet metal. There was mention of water pump issues but I don't recall doing anything in that regard.

    Mad dog pretty much summed it up, different crank hub and pulley, and water pump housing and shorter water pump.

  9. 12 hours ago, Joey Mack said:

    I regret not staying in the Army..  but as we know, hindsight is 20/20... jojo

    Me too Joey, could have retired at 38,  I was a E-5 with only  two and a half years in, my last year in Viet Nam, so I was eager to get out! Terry:MackLogo:

    • Like 1
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