go as high as you want the control arms will still be the rubbing issue not the height , Its the Back spacing of the wheels in most cases. The washers are how we all adjust our steering stops which will stop your trad from encountering the control arms . Its not some kind of half as@ed way of fixing things . Maybe also try using the search and see what others have done .
O5 Rubi TJ, 3"BDS, Currie Currectlync, Rokmen BL , Savvy arms with Metalcloak Duroflex joints , Bilstein 5100, 33" Cooper STTs