On Sun, Oct 06, 2002 at 07:06:33PM -0700, jerry dycus wrote:
>     Can you make it ajustable?

It's not possible to make the sparrow adjustable without major work ---
the support arm for the rear wheel determines the distance.  You'd have
to chop off the end of it where it bolts onto the motor, and then rig
up something adjustable for the swing arm to bolt onto and it would be
a gross hack.

>      A 135 tooth sprocket would be 13.5" dia, # of
> teeth/10 = dia in inches I noticed for 8mm belts,

That's about right

>     If it skips it's too loose!!! They only need 3
> sprocket teeth in full contact with the belt to give
> full rated power.

It never skipped on my when I had it, and I've never heard of a sparrow
belt skipping...

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