I used 17x7.5 wheels (needed to clear the TCE 13" front brakes) with Kuhmo v700 auto-x tires on them. Consistent 2.1-2.2 60' times running about 18psi in the tires. I still have them sitting in my basement if anyone is interested...
Greg
'19 Genesis G70 3.3t AWD '88 Chrysler Conquest TSI