Originally Posted by
rgburrill
Electric motors have most of their torque at the low end so they can turn 3 and 4 blade props better than internal combustion engines. I've always thought it strange that people will significantly overpower their warbirds, put non=scale 2 blade props on them and then run them a half throttle.
+1
i had a 3 blade on my old Marie Mustang with the OS 120 4 stroke. The speed difference wasn't even noticeable when I threw a 2 blade on to see if it was faster one time.