40-45 is offset not wheel size.50 mean ur wheel will go inward.for me,
i think 45 should look nice on ur car.the greater the number,the more
inward ur wheel will become.i never seen a kenari with 50mm wheel
offset before but it might look good too.
I'm a rx-7 fan here and I've found this useful guide book from the net (I forgot where). I'm not sure this guide book has been posted before or not. But just to share here with all of you RE fans about this...