mikeyoman

Hi guys

check out this site for a great little utility to compare tyre sizes, wheel rim widths required
and basic measurement data for any tyre/wheel size you are thinking of using.

http://www.1010tires.com/tiresizecalculator.asp

sorry if this has been found already !

944Willie

Here is another one, very similar. I use it alot. Not quite as much info but better graphics. http://www.miata.net/garage/tirecalc.html