Originally Posted by Trey5684
Is it possible that the slight increase in rpm is from the hull trim changing slightly as the speed increases and hull attitude settles in to a stable plane
Agreed, let's talk actual RPM's here.
Does it increase beyond the initial increase?
If you reduce RPM's does it keep repeatedly creeping up?
Once up on plane and outdrive is trimmed out and trim tabs are tuned, I'd expect a small spike in rpm.