Ford Powerstroke 99-03 7.3L Discussion of 99-03 7.3 Liter Ford Powerstroke Turbo Diesels

Intermittent knock and smoke 7.3

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  #11  
Old 03-22-2013, 01:29 PM
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all new injector and cups thats what I thought at first
 
  #12  
Old 03-22-2013, 02:00 PM
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You might have gotten a lemon injector or misinstalled something.
 
  #13  
Old 03-22-2013, 02:02 PM
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Did you check injectors? Also cups? I know sometimes (this was working on CAT equipment though) a o'ring didn't get greased or something and then it gets broke or something wasn't torqued right...something along those lines. Something to recheck if possible.
 
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Old 03-22-2013, 02:10 PM
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redone the injectors 5 times i think the cylinder is shot just opened the oil cap and it's puffing smoke didn't do that before
 
  #15  
Old 03-22-2013, 02:21 PM
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Originally Posted by Bonspille
redone the injectors 5 times i think the cylinder is shot just opened the oil cap and it's puffing smoke didn't do that before
Yup, thats not a good sign.
 
  #16  
Old 03-24-2013, 11:54 PM
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Its a possibillity that one of the o ring on an injector has rolled up from not greasing properly. another possibillity is that one of the hard lines from the filter bowl to the back of the head has a hole rubbed in it and is sucking air into the fuel lines. also check the plugs on your valve cover gaskets it is possible that they are burnt up in which the valve cover gaskets rhave the wire to your injectors as I'm sure you know
 
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