I've build this predator outrigger, with a strait shaft. I've got a speed 600 motor an a 40 mm graupner prop. It doesn't go very fast Am I doing something wrong GR Tobias (NL) -- tobias ------------------------------------------------------------------------ tobias's Profile: http://www.modelpowerboat.com/forum/member.php?userid=4099 View this thread: http://www.modelpowerboat.com/forum/showthread.php?t=786