1st Generation Dodge Cummins 89-93 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with Rotary Injection Pumps

Truck Running hot. What Turbo?

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  #11  
Old 06-16-2009, 08:11 AM
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Originally Posted by x2be1
Bobby, I missed this question of your's: I am post Turbo on the Pyro readings. Should I get another and install it "Pre" Turbo?
I would plug the post turbo and move it pre turbo.
 
  #12  
Old 06-22-2009, 01:23 PM
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Default Pre Turbo for EGT's?

So Bobby, the 1100 reading I mentioned to you were taken aft, so when people tell me to be careful to not go over 1100-1150 degrees on this, are they assuming it is pre-turbo reading to watch for?
 
  #13  
Old 06-22-2009, 08:16 PM
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Yeah thats hot...

I think most people say 900* max for a probe after the turbo. If you have 1100 AFTER the turbo it is deffinatly time for a different turbo.
 
  #14  
Old 06-22-2009, 08:34 PM
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id look for the radiator for the 2nd gen truck there might be a difference from the 1st gen
 
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Old 06-22-2009, 09:03 PM
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Originally Posted by sidekick
id look for the radiator for the 2nd gen truck there might be a difference from the 1st gen
I bet it wont help a whole lot towing. It will help some but the heat soak from the intercooler is what is killing him Truthfully those water temps are within spec and I would not worry about it that much. I woudl be more concerned with the EGT's
 
  #16  
Old 06-23-2009, 02:16 AM
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Yep,the I/C radiator is plenty of rad fer the Cummins,even trimmed down a bit.With a new turbo egts should drop quite a bit,which should reduce heatsoaking also.
 
  #17  
Old 06-26-2009, 03:49 AM
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1100 is way too high for post turbo.....should go above 900-1000, i would do a 62/71/14 in a S300......
 
  #18  
Old 07-06-2009, 10:12 AM
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Originally Posted by LOGANSTANFORTH
1100 is way too high for post turbo.....should go above 900-1000, i would do a 62/71/14 in a S300......
You guys are great!! You all add so much for really anyone here that is really serious minded about these power houses and how to get the most out of them for your exact need.

I am now going to start looking for a new hybrid turbine for these pulls. For now, I found that by just using a bit of discipline by taking my sweet time up those steep graded mountain passes, where my EGT's are climbing, I can keep her just under 1100 degrees, just not moving as fast, but then again, I am only on my way to my favorite camping/fishing spots and not in any emergencies.

If any of you have any suggestions of a better place for me to check for a new turbo, that offers us a better deal, please suggest one or two
 
  #19  
Old 07-06-2009, 02:51 PM
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thats cause there isnt much out there for us so we all got to stick together and make the best of what we got......
 
  #20  
Old 07-06-2009, 09:20 PM
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Originally Posted by LOGANSTANFORTH
thats cause there isnt much out there for us so we all got to stick together and make the best of what we got......
Yep because none of us is as dumb as all of us!

Oh and x2b1 try dropping a gear pulling up the hills to get some boost into the engine. It might get your speed back and keep the truck cool. Worth a shot!
 


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