Originally Posted by Safety Hawk
I've been running a Reaper GR60/RB85 in a EF 58" Extra on 4s 4000, and getting right at 1200watts. Pulls the snot outta that plane, and it's pushing 6lbs. Motor/esc/batts come down slightly warm.
I've got the same setup (and results with a 55" SHP). Love that combo.