No 1991-93 Mustangs use a different frame for the top.
All parts from 1987-1993 fit the same but some interior parts don't .
probably not the two models may look the same but the inside of the door is different so it wont fit
Yes
No
yes
Yes
Yes.
No, it will not.
yes, the 5.0 (302) will fit in a 73' for sure.
Yes the front seats from a 89 mustang v6 will fit in a 91 mustang, the tracks are the same.
hellz no, but who can stop the from trying?