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

Intake manifold ?

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  #1  
Old 07-31-2010, 04:31 PM
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Default Intake manifold ?

How many guys upgrade these? Is it really worth it? How much increase in power?
 
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Old 07-31-2010, 05:24 PM
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Old 07-31-2010, 05:51 PM
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no power increase. i wouldnt buy them if they were $50 besides looking cool. the stockers are very good.
 
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Old 08-01-2010, 07:56 AM
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this is what I have, better flow to all the intake ports. There are better things to spend you money on first.
 
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Old 08-01-2010, 10:32 AM
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Originally Posted by 94 12valve


this is what I have, better flow to all the intake ports. There are better things to spend you money on first.
Question what is that valve for on ur thermo housing?
 
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Old 08-01-2010, 08:31 PM
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coolent bypass, keeps number 5 and 6 cool during pulls and also keeps me from blowing freeze plugs.
 
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Old 08-01-2010, 08:36 PM
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where does it go
 
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Old 08-01-2010, 08:56 PM
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I poped out the rear freeze plug and bought one of the billet peices to replace it. There is a 1/2 hole in the middle of it where the line starts.
 
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Old 08-01-2010, 10:02 PM
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Originally Posted by 94 12valve


this is what I have, better flow to all the intake ports. There are better things to spend you money on first.
bout time 2 cut that intake off and get a custom 1 isnt it?
 
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Old 08-02-2010, 05:54 AM
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I wish I had the funds to do something like that
 


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