Got to hand it to Autometer...again.

[MaxHarvard]

Originally Posted by John S

Another beautiful feature of the calibration is that you do not have to drive the 2 miles non stop. because the speedo is counting pulses it will still be accurate.

Exactly, i was stopping, starting, stopping a bunch of times during the 2 miles. i watched the speedo bounce up and down during the entire trip. Worked out wonderfully.