I have a 2001 22' lowe tahiti aluminum deckboat. 2180# dry weight. 2001 150hp Johnson outboard.<br />I have tested many props and have a 18 pitch 4 blade that seems to preform the best. <br />It runs about 5000 rpm at wot. With a few people in the boat it runs about 40MPH. As <br />soon as I...