Originally Posted by phil_edgecumbe
Thanks for the responses guys. I've decided to "just go ski" rather than obsess about how to make the boat go faster.
Winter lay-up causes us boat owners to ponder these sorts of things.
In summer we just go skiing and don't worry about it...
Even if you decide to not "go faster", i'd still look into why you are turning such low rpms. you may have an actual problem that needs addressing.