Hey all newbie here. I have a 2005 four winns funship 214 (deck boat) with a 5.0L 260 hp mpi v8. The boat weights 4200lbs w fuel and no passengers. The stock prop is 14.5 with 19 pitch 3 blade aluminum, this setup will top 50 mph. I am looking to improve the whole shot, as top speed is not that...