I’m not against always having more power, we love that! Yet, on my Rebel Max (a significantly bigger/draggier airframe, 37 lbs empty, 46 lbs full tank)I had a Jet munts 200XBL and I had plenty of vertical power, just not unlimited, with a 250-260 it would have had unlimted vertical, may you be asking for too much? A 230-250 on a Rebel pro is just overkill, unless you have an extremely heavy bulld…