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1st Generation Dodge Cummins 89-93 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with Rotary Injection Pumps

over head

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Old 11-23-2011, 06:49 PM
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Default over head
What's the specs on running overhead on a 91 non inter cooled?
 
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Old 11-23-2011, 07:23 PM
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like rebuilding a head?
 
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Old 11-23-2011, 07:27 PM
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Its in the sticky section.
 
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Old 11-23-2011, 07:46 PM
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what is this said overhead??? i like learning...
 
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Old 11-23-2011, 07:59 PM
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I just figured he wanted to adjust his rocker arms.If he does its in the sticky.
 
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Old 11-24-2011, 11:41 AM
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Yeah I'm just wanting to adjust the rocker arms.
 
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Old 11-24-2011, 05:23 PM
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B Series Valve Adjustment

you can run a little tighter than .010 and .020 if your into high performance
 
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Old 11-24-2011, 06:52 PM
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You'll have to run the Overhead more often if you run it tighter, valves wear tight, not loose. Not saying it can't happen, but 9 chances out of 10 they wear tight.


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