Car runs super rich
 

89 5.0 little work done, idles rough and runs rough will cruising.....turned timing back a couple of degrees and seemed to fix it and then when got home wouldnt idle again......do i need to change plugs, they were black as night lol

Re: Car runs super rich
 

well i seemed to fix problem by putting a fuel pressure reg. it idles fine and runs like it outta.....