If you are trying to calculate you speedometer try this site you can
put in the gear ratios and rear axle ratios as well as you tire size
and it will give you your speed at what ever speed you want
http://www.angelfire.com/fl/procrastination/rear.html
David Nock
British Car Specialists
Stockton Ca 95205
209-948-8767
www.britishcarspecialists.com
On Sep 7, 2005, at 12:55 PM, Richard Hosmer wrote:
> David,
>
> Since we have EXACTLY the same configuration (assuming you have 175s -
> you
> didn't say), I have computed my road speed at 3000 in 4th gear to be
> 59 mph.
> My calcs cover everything except centrifugal tire expansion, which
> probably
> doesn't count for much at that rather low speed.
>
> If you have 165s, speed will be a bit less, if 185s a bit more.
>
> Dick Hosmer
> BT7L18556
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