12 Valve 2nd Gen Dodge Cummins 94-98 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with P7100 Injection Pumps

pre fummins de-tune

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Old 01-06-2010, 08:55 AM
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Default pre fummins de-tune

ok i was hualing my trailer yesterday back to the shop and realy noticed the temps im able to burry my pyro emtpy with no issues. i want to run alot cooler. im gunne keep my super phat shat 62/71/14 but want alot less fuel would be best bet be to swap my 191 dvs for a set of 181 dvs and my industrial injection 370 injectors for a set of rv 275?
 
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Old 01-06-2010, 09:15 AM
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Ditch the 370's and get a good set of injectors from SDX. You could drop the DV's down or I would slide the plate back some or tighten up the AFC.
 
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Old 01-06-2010, 11:08 AM
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x2 on 370s and plate
 
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Old 01-06-2010, 09:10 PM
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are 215 p-pump dvs 181?
 
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Old 01-06-2010, 09:35 PM
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i know the ones in my 180 pump were 181's
 
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Old 01-06-2010, 10:02 PM
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215s cam through with 181s. Unless that 180 you have had them swapped in they should be 131s.
 
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Old 01-06-2010, 10:22 PM
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1996 180hp virgin pump when i opened it up, had 181's in it. i am the second owner of the truck and the first owners didn't do anything to the pump....
 
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Old 01-06-2010, 11:06 PM
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sweet deal thanks benjamin im just trying to cool nelly down before i get the fummins finished
 
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Old 01-06-2010, 11:28 PM
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181's with the 370's and a mildly aggressive plate with that charger should be VERY managable.

i just put a set of 370's in my friends truck (428K miles..... yes, stock tranny that can shake the converter at the slightest bit of throttle movement), 181's 4kGSK 16* timing STOCK HX35 with straight piped stock exhaust and with a stock plate in the slid a bit back from stock it never gets over 1300* EMPTY, unless he is hauling a trailer and it is loaded hard then it'll get on up there... nothing the right foot can't fix, so that being said, a 100 plate slid all the way back, with that charger and 181's should be a good cool combination......

and for the record, rv275's are 24v injectors, if you get a new set sticks get some 5x12's with the correct spray pattern, that is basically the 370, just not as smokey,

or you could always go with 131's and custom 5x16's and a worked pump..... it should fuel enough to make the twins feel at home........
 

Last edited by Benjamin; 01-06-2010 at 11:31 PM.
  #10  
Old 01-07-2010, 07:39 AM
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It would be cheap, well free, to try sliding your plate back and see if that is enough to cool ya down.
 


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