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1930 coupe · 11-08-2020, 01:19 PM

Kept playing with it and Googleing and it seems that spring tension affects the slow speeds more and the magnetism affects the fast speeds more.
With that in mind I was able to get it calibrated to + or - 1/2 MPH at all speeds from 10 to 70 MPH Thanks to everyone for your help.

11-08-2020, 01:19 PM	#10
1930 coupe Senior Member Join Date: May 2010 Posts: 226	Re: Speedometer Calibration Kept playing with it and Googleing and it seems that spring tension affects the slow speeds more and the magnetism affects the fast speeds more. With that in mind I was able to get it calibrated to + or - 1/2 MPH at all speeds from 10 to 70 MPH Thanks to everyone for your help. Last edited by 1930 coupe; 11-08-2020 at 01:40 PM.