I have a 2007 Lowe 16.5 ft deep v fishing boat with a 2006 Mercury 60hp 4 stroke efi. I recently broke a fin on the original 13.5 degree 3 fin prop. As I am looking for a new one I may need a change. the boat is 880lbs dry. Before the broken fin, it ran 30-34mph at 6200 rpms perfectly, but...
