key bushings

[David Andersen]

>Stand a piece of paper on it's end and see how it bows.  Fold the paper
>in half, lengthwise, and stand it on it's edge, see how it does not bend
>in the middle but stand tall and proud.  Have you not seen key bushings
>bowing like () this?  If they were bend at the bottom or the top they
>will not bow but will remain straight and true. :)
>
>		Newton

You ARE the man, Newton.....what a simply brilliant answer.  thank you.  
Now I know why I love the Spurlock method......David A.