Size prop ox66 150hp recommend

[Offshore_life]

What size prop would forum member recommend for 2000 150hp ox66. Currently I'm running m19 prop and only get 4800 rpm @ wot with motor all the way trim down . Boat is century 1900 with 60 gallon tank .

Thanks

[TownsendsFJR1300]

To get you in the ball park;

Performance Bulletins | Yamaha Outboards

The suggested prop will show at the end (after plugging in all your data), on the right side..