It is really cool to see a 21 in the water.
It did look a little squirmy. I wonder if tabs and ?? would take that down a notch.
If I remember what Carl said they got 50+ with twin 115 Mercs. So your 53 should be right on the money. I wonder what my 300hp i/o might top out at
Keep us informed and I can not wait to get a ride in the "Beast"