need advice on 85 4x4

[powerT]

i looking at an 1985 4x4 350 4speed
the motor and trans. has been gone through,it has a new holly on it,new dash pad and head liner,the seat has been redone,4x4 unit works good (from what i can tell) has a 3in lift and new ujoints.
there is a small rust hole in the front fender and qrt. panel (about 2 fingers)
a rust spot on the drivers rocker panel other than that i dont see any other body problems..ive never priced one of these before what do they bring
the truck is located in tennessee $3500 firm