RE: Composite-ARF Integral, kinda build thread
The stock rudder horn gets glued into the slot cut out in the rudder, so I don't see where this is weakening the structure...
That may be true. I just felt better not cutting all that material out.
I am using an OS 1.40 RX and It seems plenty of power for the plane.
What is the advantage to putting in the big 4 strokes?