My boat has Mercruiser 496?s with Bravo 3 outdrives. My outdrive gear ratio is 2.0:1. The altitude I?m boating in is about 3600 feet. I have 24 pitch props. That is the right set up for this boat per Formula. The boat is sluggish getting on plane. And WOT is about 4300 RPM?s. Any thoughts?