I have a 2012 2275 RL with a Yamaha F115, two 25" toons and aluminum prop that I never tried to dial in, first year I was able to do 28mph, last year it was 26mph . I would expect you to do slightly better as your boat is probably a little lighter. Following is a link to Yamaha's test bulletins
I have a 2012 2275 RL with a Yamaha F115, two 25" toons and aluminum prop that I never tried to dial in, first year I was able to do 28mph, last year it was 26mph . I would expect you to do slightly better as your boat is probably a little lighter. Following is a link to Yamaha's test bulletins