compatability question

[cherokeetrinity]

i have a 1990 mustang GT. its a 5.0..... i need to know if the whole intake setup, lower intake, upper intake, throttle body is all the same on an 86, am i going to have any problems?? are those years compatable with each other?? i took the 5.0 out of my bronco and i have to change the whole intake setup i know.. any help is greatly appreciated