The195/50/15 tyres really need swapping out for 195/45/15 as the rolling radius (and indeed the overall size) of your current tyres isn't suitable.
ET35 is about the optimum offset and rim width of about 7J for the Mk3/3.5 Fiesta.
iirc the later Fiesta's use an ET42
Last edited by Oranoco; Feb 10, 2015 at 05:19 PM.