I'm the exact same as you. 2006 330 with F250's (2,400 hours now).
You, like me, will probably achieve 5,700 RPM's WOT if the boat is light and in calm water.
Perhaps the only difference besides weight and sea condition to the 2007 330 is props.
I cruise at 4,300 to 4,400 RPM's doing 22-24...