In a message dated 10/27/99 5:53:09 PM Pacific Daylight Time,
wac8019@erinet.com writes:
> My speedometer is way off because I changed to a 3:55 to 1 rear end.
> Looking thru an old (10 yrs old!) catalog from Speedway Motors in
> Nebraska, showed an adapter called a "Speed-o-cal". It was an adapter
> that when between the tranny and the speedo cable that could be
> re-calibrated for bigger tires, different rear end ratios, etc.
> Speedway said they quit selling them in 1994. Has anyone ever heard of
> such an adapter? I know I can get new 'drive & driven' speedometer
> gears, but I'm trying to put off getting "into" the tranny until I have
> to. Anybody got info on something like this......or other
> suggestions? Thanks!
Try an auto elictric shop, a lot of them do speedo repair and calibrations,
and will have an adapter to use, last one I used (maybe 6-8 years ago) ran
about 30 bucks, I'm sure the price has gone up.
Mike
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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