On Mon, 07 Jun 2004 16:00:18 GMT, otnmbrd wrote:
This is one of those explanations which I feel may have an effect on
propwalk amount, but is not the "root" cause of propwalk.
Reason ... you get propwalk ahead and astern. When going ahead, the wash
does not push against the hull.

I don't think there is a "root" cause of prop walk. It's just a sum of
many factors, some of which even counteract eachother which is why you
can't be sure of the direction of prop walk just by which way the prop
turns.