Here's a vid of carb balancing on the 600 showing the reversal of the tank...skip to 1:04
http://www.youtube.com/watch?feature=player_embedded&v=CYgN2-96Ik0#t=65
http://www.youtube.com/watch?feature=player_embedded&v=CYgN2-96Ik0#t=65
Eagles may soar, but weasels don't get sucked into jet engines...