I have the 2022 21LL SPS package and the Yamaha F150. I was running the Yamaha 3 blade SS 14.5x15. WOT was 6000 rpm 1 person in the boat 41.4 MPH. With the advise from a prop dealer and mfg/repair for tugs etc, I just switched to a Powertech 4 blade SS 14.25x14 and oh man what a difference in...