74 Duster advice please on raising rear 2 in

Stock 15” x 7” 4.25” back space
275-60R-15 tire.
I did put a 1” block in to lower the car.
The 275 fits in the stock wheel well, that like 10 ins wide with no problems.
I just ordered crager 15 x 8
thats looks great thanks for taking the time to share that with me