The offset spring hanger kit moves em in approximately 3/4” on each side. As AJ says you should have plenty of room with this to go over the top and a pretty straight shot to the bumper. My 2 1\2” has tons of room. I’m running 275/50/15s with no rub issues on my 67 dart.
You two guys have got me wondering if my ebay gas tank is wider than stock, I have the 3/4" relocaters and don't have room for any tail pipes, " not that I want them. deadweight!
