Originally Posted by
jaka
Hi!
If you fly at sea level an 11x6 prop is the best size for most sportplanes with a .45 engine, but...prop brand is equally important!
Best props on the market performance vise is Graupner G-Sonic, APC, and RAM!
And that, in a nutshell, is why I said to take the props being considered and test Test TEST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
There is no way to really know what a prop will do until you fly with it several times and chart the results