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

harmonic balancer problem

Old Jan 1, 2010 | 01:34 PM
  #1  
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Default harmonic balancer problem

Hey guys Happy new year to all of you.....
Ok here is the thing, about a month ago a weird noise was coming out of the belt tensioner,so i headed to the local shop and bought a new BT and also new belt,i think the problem got solve at that point.

So this morning i started my 91 and there goes again the rattling noise coming out of the new belt tensioner, i took a closer look and notice that the Harmonic balancer was dancing all over, took a closer inspection on the 4 bolts, they were not the problem (not loose) at this point only 2 things came to my mind,HB sometimes can crack or separate, right.?..how dificult is for a diesel amateur like myself to remove the HB? a closer and deeper inspection at this point is a must....thanks for your help and time.. Gilberto
 

Last edited by 1stgenSWB; Jan 1, 2010 at 01:37 PM.
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Old Jan 1, 2010 | 01:42 PM
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There are four bolts that fasten the HB to the crankshaft snout. Very easy to remove as it's not pressed onto the shaft like a SB 350 for example.
 
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Old Jan 1, 2010 | 02:07 PM
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yep exactly. four bolts and it slides right off
 
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Old Jan 1, 2010 | 04:03 PM
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well...!i think i found the problem,The rubber does not look good at all, but that's not all, Apparently there's a good chance that a crack that has been developed between 2 of the 4 bolt holes......

any ideas guys?? how much is a new damper? where can i look for one....thanks.
 
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Old Jan 1, 2010 | 04:31 PM
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I know some of our sponcors can get you a replacment from a stocker to an aftermarket performance one!
 
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Old Jan 1, 2010 | 05:08 PM
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will it be a big, big, big difference money-wise going from a stock one to the Performance one.... gilberto
 
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Old Jan 1, 2010 | 05:22 PM
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Do Not Know...
 
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Old Jan 1, 2010 | 09:41 PM
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oh yes! fluidampr,some ar big bucks
 
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Old Jan 1, 2010 | 10:52 PM
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what about the one from ATI?

---AutoMerged DoublePost---

no worky......
 

Last edited by 1stgenSWB; Jan 1, 2010 at 10:52 PM. Reason: Automerged Doublepost
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Old Jan 2, 2010 | 10:23 AM
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any aftermarket unit is gonna be bigbucks
 
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