Tire sizes

["Jack I. Brooks" <brooks@belcotech.com>]

While surfing, I found a site which will compare different tire sizes to
give you the resulting speedometer error or let you select tire sizes to
minimize your speedo error.  It is as follows:

        http://powerdog.com/tiresize.cgi

My daily drive has "incorrectly" sized tires.  I knew I would have a speedo
error so I did all of the calculations by hand before making a tire swap.
This tire size calculator agreed with my calcs.

Jack Brooks
Hillsdale, NJ
1960 TR3-A