Thanks to everybody for the quick responses.
The prop is new and there is no sign of damage. I assume the suggestions about changing the pitch is so I could troll at a slightly higher rpm and minimize the vibration. If so my problem is the vibration occurs pretty much at any RPM below planing...
I've searched this forum and haven't found anything quite like the problem I'm having. I'd be grateful for any help or pointers to relevant information I missed.
I have a 1994 Lund Alaskan that worked great with the original 50 hp Yamaha 2-stroke. Sadly after 24 years, I had to replace the...