I had 225/60-14 on 6" rims, I did not like it.
Max recommeded tire on 5,5" rims is 215.

360/300 Crate Magnum, Ram Air filter box, 727TF, 8-1/4 suregrip,Rally susp., Koni shocks, 0.92 T-bar, 1.25 fr. & 7/8 rear sway bar. Moog offset bushings, 73 front disk, TTI headers&exhaust, AAR fiberglass Hood, Firm Feel K-member, Stage 2 PS.