My 85 F150 with 302 w/fi had a bad overheating problem and 160,000 miles on it, I found a 302 w/fi out of a 87 f150, other then the obvious serpentine belt I haven't seem much difference between the 2 motors. Now I know this swap can't be that easy, there has to be something that won't let this...

I've got a 85 f-150 with a 302 w/fi I'm putting a 87 302 w/fi in and need to know if there's any big difference's between 87 and the 85 motors other then the serpentine belt. I know that earlier fords used different control modules on the ignitions (different colors on the plugs) would that be a...