Well, if you get some 6" rims, you could run 195/45r14 Falkens or Toyo T1Rs. They are the same RR as 175/50r14 and as low as you can go on a 14" rim. First thing that comes to mind is Lancia Dedra and Thema non-turbo wheels that are 14" x 6J and will go on with small spacers I reckon.