For me, the "rule of thumb" applies mostly to starters. The last bolt is always shorter than I expect, and so the starter catches me by surprise and comes down with a lot of speed. Which has twice squished my thumb on the pavement as I try to avoid dropping it on my head! :(

Dave.

On Mar 16, 2005, at 1:02 PM, John Nasta wrote:

For flywheels, it’s better to use the "rule of toe".

 

John Nasta



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