for those lazy enuf to go thru the guide here is a script created by one of the guys at forums.utorrent.com. u just enter the upload and dwd speeds in Kbps and u get the appropriate values.

http://ut-settings.go.pl/

the site didnt open for me for 2-3 days.so i tried anonymizing myself and then trying and voila it worked.
here is the link if u face the same problem :-
http://anonymouse.org/cgi-bin/anon-w...ettings.go.pl/

and no i dont use mutorrent.i use the same settings in bitcomet and get awesome speeds..