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gas to diesel conversion?

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Old Dec 24, 2009 | 03:30 PM
  #11  
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conversions are fun... but if you pressed on $$$ the only way to do it is your self, and a doner is the only way to go, if you wanted to put a 24 valve in it, you would need to change the transmission, also need intercooler, radiator, engine mounted ecu, firewall mounted pcm, engine harness, apps sensor, and right side battery & box, there may be a few other little things you need but nothing major, and if you wanted to put in a 12 valve, you would need all of these parts off of a 98-98.5,
 
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Old Oct 22, 2011 | 11:34 AM
  #12  
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was this a gas truck convert to diesel it looks nice
 
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Old Oct 22, 2011 | 02:25 PM
  #13  
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wow you do realize this thread is from years ago right. lol and yea, it started life as a 1/2 ton gasser
 
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Old Nov 4, 2011 | 04:21 PM
  #14  
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Default 74 or 75 power wagon D100

Would I have to make motor mounts to put a 12valve diesel in a 1974 or 1975 dodge power wagon D100?
 
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Old Apr 19, 2017 | 09:24 PM
  #15  
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Default Ram 2500 5.9 gas to Cummings conversion

Hey all so I have a 01 ram 2500 with 5.9 gas in it currently.
i have purchased a 5.9 24v Cummings, will post pics of the purchase engine. It is from a salvage yard so don't trolll to much.
i am courious as to what all I require to do the conversion. I'm fairly committed to doing this swap.
I have a good bit of diesel experience, mostly from working on ARMY vehicles which all are diesel.
Thanks for as much info as can be provided.
 
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Old Apr 19, 2017 | 09:38 PM
  #16  
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PCM
Wiring harnesses. Engine, and trans.
Trans..... the Cummins won't bolt to the V-8 transmission.
Probably front springs, considering the weight difference.
Fuel tank, and lines..... along with the stuff in the tank.
Might also need to address the input for the t-case, I think the trans will have a larger/different spline count, as compared to the gas engine.
Numerous other little things. Having the whole truck to swap parts off of would be good.
 
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Old Apr 19, 2017 | 09:48 PM
  #17  
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Default Ram 2500 5.9 gas to Cummings conversion

Hey all so I have a 01 ram 2500 with 5.9 gas in it currently.
i have purchased a 5.9 24v Cummings, will post pics of the purchase engine. It is from a salvage yard so don't trolll to much.
i am courious as to what all I require to do the conversion. I'm fairly committed to doing this swap.
I have a good bit of diesel experience, mostly from working on ARMY vehicles which all are diesel.
Thanks for as much info as can be provided.
 
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Old Apr 20, 2017 | 12:52 AM
  #18  
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Originally Posted by HeyYou
PCM
Wiring harnesses.
Engine, and trans.
Trans..... the Cummins won't bolt to the V-8 transmission.
Probably front springs, considering the weight difference.
Fuel tank, and lines..... along with the stuff in the tank.
Might also need to address the input for the t-case, I think the trans will have a larger/different spline count, as compared to the gas engine.
Numerous other little things. Having the whole truck to swap parts off of would be good.
ok so that gives me a good list to start off with.
PCM I figured. Had to get the correct one for my gasser when I bought it. ( previous owner had p c m for a Durango in it)
engine and trans is a given. I am considering putting in a manual trans as opposed to the auto. Have not decided on that yet.
why the need for whole new fuel system? I get that gas in a diesel is not a good day.
mind expanding on numerous little things?
yes having a parts truck would be nice.
 
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Old Apr 20, 2017 | 08:41 AM
  #19  
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Diesel uses a lift pump in the tank, gas has a high pressure pump in the tank. The two are not really compatible. I am not sure if dodge used the same fuel tank, and just installed a different pump module though...

Also, I think the diesel had larger fuel lines?
 
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Old Aug 24, 2020 | 11:54 AM
  #20  
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Default Engine swap

I have a 2001 dodge 2500 that was originally a diesel but got converted to a gas by the IDOT and was wondering what all would have to be done to get it swapped back to a diesel
 
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