Keester,

I had the Bee with a OS 15 on the nose and it was almost too much motor for it. I found myself flying it at 1/3-1/2 throttle most of the time. If you have a 15, by all means strap it on. If you have to go buy one, a motor like the Norvel would also be fine.

BTW, I had the 3 channel Bee.

Gary