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by N/E Sooner
Mon Jul 02, 2012 2:20 pm
Forum: Late model JD crawler technical support
Topic: Engine running rough after about 30 minutes of use
Replies: 16
Views: 16283

It's an older F-450 with a 7.3 diesel. The trailer is 32' with a 2 - 10K axles. I drained and cleaned the tank then disconnected the fuel lines and blew them out. Put a new fuel filter on it refueled, added Seafoam and it hasn't hesitated since (~10 hrs of use). Yesterday evening I was moving it and...
by N/E Sooner
Fri Jun 22, 2012 11:11 pm
Forum: Late model JD crawler technical support
Topic: Engine running rough after about 30 minutes of use
Replies: 16
Views: 16283

OK here's the pictures. I just bought my 450C http://i1231.photobucket.com/albums/ee514/rwprat/Dozer11.jpg http://i1231.photobucket.com/albums/ee514/rwprat/Dozer21.jpg http://i1231.photobucket.com/albums/ee514/rwprat/Dozer31.jpg A couple of yrs ago I bought a new 5083E Limited along with a Z925A mow...
by N/E Sooner
Wed Jun 20, 2012 4:21 pm
Forum: Late model JD crawler technical support
Topic: Engine running rough after about 30 minutes of use
Replies: 16
Views: 16283

I'm new to JD Crawlers and found this thread while searching 450C's. I have a 1982 450C that has the same symptoms as yours. My injector pump has been rebuilt, fuel pump is new and new fuel filter. Did you ever get yours running good? If so what was the final verdict?
Thanks

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