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

crack in head?

   
Old Oct 21, 2010 | 10:28 PM
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1989 5.9's Avatar
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Default crack in head?
there is cracks in my 89 head by the valves were the injectors come threw should i use this head or find a new one?
 
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Old Oct 21, 2010 | 10:59 PM
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Yours and every other Cummins head on the planet.

It'll probably be a problem after another few hundred thousand miles.
 
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Old Oct 22, 2010 | 05:24 AM
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depends how deep/wide they are.cummins has these pics in their manual.
 
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Old Oct 22, 2010 | 09:26 AM
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Your fine unless you can see through them. The non-I/Ced heads (like yours) do it worse due to the larger injector holes.
 
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Old Oct 22, 2010 | 11:27 AM
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Great, Goldie non-I'C'd
 
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Old Oct 22, 2010 | 03:17 PM
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Originally Posted by Billy D
Great, Goldie non-I'C'd
it is SERIOUSLY nothing to worry about, the crack show up VERY early in life and do no harm...
 
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