RE: DLE 35RA going to 3 blade prop
The beila 18x10 is a very heavy load for the DLE 30. I could only get 4,400-4,500 on it with a bowman ring.
MTK the 33 may be strong but it drag it down a bunch also. The Beila is = to a XOAR 20x10 laminated prop or so I have been told.