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    7.3 no check engine light and it ran like crap, What I did to make it awesome.

    7.3 no check engine light and it ran like crap, What I did to tune it up FOR THE NEWB This is for my 7.3 IDI NEWBYS out there trying to make it work like a champ. These are the common problems I’ve had to overcome to make it run beautifully. I bought my 89 F250 cheap because the guy thought it...

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