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Subject:Re: tire circumference
From:Robert Stevens
Date:Sun, 16 Oct 2011 14:12:27 -0600
On Oct 16, 2011, at 12:29 PM, John Jensen wrote:

> So I
> guess my speed will show as 97.5 percent of my actual speed. So when my
> speedometer shows 65, I'm actually doing 67

The "calculator" I use says that at speedo-indicated 65MPH, you are actually
traveling at 65.8878146101903 using your "new" tire/wheel size.

bob