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

diesel fuel in oil pan???

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  #11  
Old 02-13-2010, 12:25 AM
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What should I expect to pay for a generic hp set of injectors, Im not into the max HP thing as I cant keep transmissions under the trucks as they are, but I would like to know a reasonable price to pay for a set of injectors.
 
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Old 02-13-2010, 01:02 AM
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seems like about 350-500 is the "general" price range for a decent set of injectors
 
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Old 02-13-2010, 01:05 AM
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What pressure is the LP putting out?
 
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Old 02-13-2010, 08:45 AM
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Originally Posted by NadirPoint
What pressure is the LP putting out?
That answer right there will tell you where to spend the money.
 
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Old 02-13-2010, 08:48 AM
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stock LP would put out anywhere from 5 to 20 psi. I could get mine to drop to 1 or 2. I've seen IP fail on these motors and spill oil in the crankcase. I had a broken excavator in my yard and half a basement for my garage for a week.
 
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Old 02-13-2010, 08:51 AM
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or you could have you injectors tested!!
 
  #17  
Old 02-13-2010, 09:51 AM
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Leaky injector or injectors is what it sounds like to me..
 
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Old 02-13-2010, 10:49 AM
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Wouldn't I see smoke out the tail pipe if the injector was not popping correctly?
 
  #19  
Old 02-13-2010, 02:51 PM
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Originally Posted by Overload
Wouldn't I see smoke out the tail pipe if the injector was not popping correctly?
yes, you should see white smoke when an injector is sticking. mine smoked white like crazy when i had my injector hang up
 
  #20  
Old 02-13-2010, 05:08 PM
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Originally Posted by STUMPMAN
stock LP would put out anywhere from 5 to 20 psi. I could get mine to drop to 1 or 2. I've seen IP fail on these motors and spill oil in the crankcase. I had a broken excavator in my yard and half a basement for my garage for a week.
We're talking about a 2nd Gen P7100 truck with a piston LP that should be making at least 30psi if it's healthy. It is not possile for the inline P7100 IP to put fuel in the cankcase. You are talking about the earlier VE rotary IP.
 


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