5.9L 12V Performance Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with P7100 Injection Pumps Related to Performance and Longevity

3000gsk vs.4000gsk

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Old Apr 13, 2009 | 09:13 PM
  #11  
dan33klein's Avatar
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From: cherry,il
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thats what i thought.
i got a 5 speed and i can take her past 3000 no prob.
i dont like too but i can
 
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Old Apr 13, 2009 | 09:54 PM
  #12  
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From: New Hampshire
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In Gear???? Because it should defuel. If your reving past 2500 with stock springs your just makeing noise and not power. Thats why you put the Govener springs in to make power past that point

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Im an expert at putting the set up in now that i have done to 2 times, its slick and not hars @ all. Im putting a set in my friends truck this thursday, so if you need any help or get hung up PM me and i will help best i can
 

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Old Apr 13, 2009 | 10:34 PM
  #13  
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they are easy to do thats a fact but i havent seen any trucks around hear stock that turn 3k with stock springs and not have issues
 
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Old Apr 14, 2009 | 11:53 AM
  #14  
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You need fuel and more timing to turn much over 3K plus
 
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Old Apr 14, 2009 | 12:04 PM
  #15  
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Originally Posted by xzaq103
You need fuel and more timing to turn much over 3K plus
along with valve springs and more air
 
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Old Apr 14, 2009 | 12:41 PM
  #16  
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I HAD A 3K IN MY 12VER WISH I WOULD HAVE PUT THE 4K IN
 
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Old Apr 14, 2009 | 02:29 PM
  #17  
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Originally Posted by 94 12valve
along with valve springs and more air
First things first Dave
 
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Old Apr 14, 2009 | 04:03 PM
  #18  
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i have stock springs it will turn 3K but after 2500 it has no where near what it had around 1800. just my advise buy the 4k gsk. ( go big or go home).
 
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Old Apr 14, 2009 | 04:59 PM
  #19  
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hey guys
do you think i should get my timing turned up?
i have a 96 12v #10 fuel plate and star wheel cranked with boost elbow
 
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Old Apr 14, 2009 | 09:14 PM
  #20  
94 12valve's Avatar
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Originally Posted by dan33klein
hey guys
do you think i should get my timing turned up?
i have a 96 12v #10 fuel plate and star wheel cranked with boost elbow
yes keep it under 16* till you get head studs
 
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