Hello everyone, I am a new pontoon owner and I am enjoying every moment I am on it. I have a 20' Starcraft with a 91' 48hp spl Evinrude, 11 3/4 x 17 prop, WOT 5400-5500 rpm @ 17.5 - 18 mph with 2 adults and 2 children. My question is would I benefit by switching to a pontoon prop and a...