This car.....
View attachment 1716478578
....Has a 68-70 B body axle and 16 x 8" wheels with 4 1/4" back spacing.
View attachment 1716478577
Ride height is untouched.
View attachment 1716478576
The wheelwell flanges are curled in a bit but I think that if my fat ex wife were in the trunk, I'd rub the tires when I went over bumps.
Tires are 245-50-16.