The speedo calibration depends only on the differential ratio (and tire
diameter), and not the tranny/OD gearing. This is because the speedo scroll
gear is essentially connected to the driveshaft, after all the tranny/OD
gearing.
Tony Rhodes
>Date: Wed, 10 Aug 2005 17:19:02 -0700 (PDT)
>From: jim williams <sportsix63@yahoo.com>
>Subject: GT-6 Speedometer Questions
>
>Are there different speedometer heads for cars with
>and without overdrive?
>
>If they do differ, how do you tell an overdrive
>speedometer from a non-overdrive?
>
>
>Jim Williams
>"Almost Heaven West Virginia"
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