I ran 35s, on a 66 800, 283 chevy, T98a, with factory twin stick 20... front was Waggy 44, converted to 5 on 5.5, rear was Scout II 44, 4.88 gears, and spool rear, SOA with YJ rear leaves at all 4 corners, reverse shackle up front and stretched the wheelbase to 105". But I am a big fan of wide...