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Joey Mack

BMT Benefactor
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Everything posted by Joey Mack

  1. the lower exhaust bollt are open into the pushrod bores,, when they are not sealed good or just old, they bleed oil. the engine brake wires are on the left side above the intake manifold. 2 wires total.
  2. does it run poorly, whether the engine brake switch is on or off? just curiuos,,, is there a 2" spacer under the valve cover and the jake wire plugs into it, or is it just a valve cover and the wire plugs into it?
  3. gosh,,,, powerleash celenoids have an o-ring in the base, when it fails it can cause the engine to run rough, same if it is not installed correctly. How familiar are you with Mack engine brake heads?
  4. no... has there been any top end work done recently? so do you have power leash or jacobs engine brakes?
  5. when you get the 2 digit codes, look em up, or ask us...
  6. if the lightning bolt is on, use the cruise control buttons to retrieve the code... ?-? will be the code... ie: 8-1,,, to do it..... cruise button off, then push down on the speed button and release, and the codes will start flashing.. have a pen and paper ready first... jojo
  7. 2 engine codes with low/ open circuits,,, I dont know what 5079+5080 are... did you search the web for the answer?
  8. Hell yeah... you got this... jojo
  9. very good.. Just a thing here that I was taught by an old timer... To be sure you are 'up' on #1..... the Exh. rocker on #2 will be 'Rocked' ( pushing down)..... That s how I know I'm right.. I am not saying that my way is the only way, but...... my way works..... Jojo
  10. If I may??? do you know how to run the rack properly?? No dissrespect here.. jojo
  11. and it may very well be a blown int. or exh. gasket... but still... when you found the EUP issues, you truly beat the devil before he showed his horn's..... I feel like youre approach for this issue is pretty good. I'm sure others will agree... jojo
  12. just for kicks, take the belts off of the engine when engine temp is at the point when the noise is there,,, cold or hot... run it for a few minutes and listen... jojo
  13. Good luck Vlad, let us know if the tire balancer idea worked for 'checking' balance.. jojo
  14. the pointer is in a different direction, I expect the orientation of the timing marks to be different. I'm sorry I do not have a diffinative answer. this is not something I have done, i've only ever used the correct pointer for the engine.... Jojo
  15. Thanks, the hubs are tapered to fit wheels that fit small cars, isnt the hole in the balancer about 2 1/2" ? similar to a hub on the front of a 2WD pick-up for example.. anyway, we may find out soon.. jojo
  16. Well Vlad,,, I tried for a half hour to find an E-6 balancer. there is one listed on E-Bay, here in the states, but it looked rough. I was wondering if you took it to a tire shop and have them chuck it up in a tire spin balancer and run it a few times to see if it's out of balance? Just a thought... jojo
  17. yes sir.. the 'Stand' pipe update for the compressor head. we removed the steel tube and nut's with the rubber ferrels in them and replaced it with a #6 JIC stand pipe that went about 3" into the block, in the case casting sand was still not flushed out, the end of the pipe would be above the sand sediment. and we made a short hose to the compressor and replaced the fitting in the compressor head... jojo
  18. the engine will run good,, but we were always taught to enter the codes, especialy when changing several of them... I also beleive it is required for warranty, of course, Warranty is just a word, and rarely ever an action.. ...jojo
  19. I expect that you will record the serial numbers and calibration codes on each EUP/Cyl. and have Mack program them into the EECU?,, jojo
  20. well there,,, did you look at the cam lobes in the EUP bores? Good luck man, you may have caught this before the BIG problem happens.. jojo
  21. so the oil is leaking from the dampener? It's junk... Sorry Vlad.... jojo
  22. Very logical, Paul.. jojo
  23. I did a head repair on a CL 15 years ago. I think the truck was a '98.. i've worked on a few '86'ish RW's recently .. Hell the 350 did a better job in my basic opinion.. "6 in-a-row,, makes it go"... anyway, just my thought's... jojo
  24. yep.... know that too.... ok, so I'm not wrong... 🤣
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