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

CAN I MAKE THE HP WITH THESES MODS

Old Apr 12, 2010 | 10:40 PM
  #41  
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do i have to do all that to the head to get the performance out of the motor or can i do some select things to the head and it be ok? and i checked on the cam and that one you have seems to be a great cam
 
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Old Apr 13, 2010 | 05:55 AM
  #42  
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Originally Posted by cummins94
do i have to do all that to the head to get the performance out of the motor or can i do some select things to the head and it be ok? and i checked on the cam and that one you have seems to be a great cam
it is, as for the head at least an o ring, valve job, springs, and a good port n polish. The rest can be done later if you need more
 
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Old Apr 13, 2010 | 11:01 AM
  #43  
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well i was gonna oring it no problem and do a valve job, but i was gonna use head studs and what kind of valve job would you have done i cant do all that at once but get it o ringed and would you go a head and put bigger valves since i will already be putting better springs in it?
 
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Old Apr 13, 2010 | 11:05 AM
  #44  
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if you can afford it yes I would put bigger valves in if not the stockers will do fine.
 
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Old Apr 13, 2010 | 06:23 PM
  #45  
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who sells the bigger valves for the head?
 
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Old Apr 14, 2010 | 05:57 AM
  #46  
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Haisley Machine
 
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Old Apr 14, 2010 | 06:29 PM
  #47  
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i cant find them on there site
 
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Old Apr 15, 2010 | 06:01 AM
  #48  
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CYLINDER HEAD WORK, ZZ CUSTOM FABRICATION, PORT AND POLISH, 24V, CR, COMMONS RAI - Haisley Machine

give them a call for a price.
 
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Old Apr 16, 2010 | 11:52 AM
  #49  
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what size valves would you go with?
 
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Old Apr 16, 2010 | 03:08 PM
  #50  
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Stock
 
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