18x9.5 rims mounted on back of 66 cuda. no tubbing...no rubbing

Rims are TSW Jarama's. The fronts are 18x8, 5.25 backspacing(front rims are for 99-04 mustangs). Rears are 18x9.5 with 7+ backspacing(for 05+ mustangs). Brakes are PST 4 wheel disc and rear is 8 3/4 2nd gen abody with moser axles.