Michelin Tire Size
#2
That will throw the speedo off by quite a bit. Check out this site:
http://www.miata.net/garage/tirecalc.html
The difference is 5.6%. So if the speedo says you're going 60 mph, you're really going 63.5 mph.
http://www.miata.net/garage/tirecalc.html
The difference is 5.6%. So if the speedo says you're going 60 mph, you're really going 63.5 mph.
Last edited by e-man; 02-02-07 at 07:01 PM.
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