Jerry,
For years and years, it was the practice to have top gear at 1 to 1. An
overdrive unit was then bolted on in order to achieve the OD ratios, .87
to 1 or whatever.
Making the top gear with an OD ratio is a simpler and less expensive
way to achieve the desired ratio.
Bob
On Wed, 6 Jan 1999 20:24:34 EST GMGoodman@aol.com writes:
>I have seen the use of 5 speed transmissions with the Midget--and some
>discussion of 5 speeds in Bs---but today I had a thought which crossed
>my
>mind. Help me out -----I have always been under the impression that
>no matter
>how many gears you have, the final gear is 1 to 1. That is for every
>turn on
>the input side, you get one turn at the rear. Sooooo how is it that
>a 5
>speed has the effect of an overdrive -----or does it? That is, lower
>rpms at
>high speed in the final gear. Example hihway driving. I'm
>puzzled----------guessI don't understand what I thought I did.
>
>Your thoughts please Jerry G '72 B
>
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