2008 Regal model 2000 fastrack hull with 5.0 GXi 270 hp VP, SX drive 1.6 ratio. The stock 14.25 X 21 aluminum prop is slow out of the hole and slips more than I would like. Boat pulls nice from mid rpm all the way to 5000 with three people and fully loaded (no problem hitting 5K). I'm thinking...