Ok guys i have a 15 8 Javelin with a 70 hp motor that is getting a complete rebuild.. doing a few things to raise compresion and get a little more horsepower I am thinking of putting a small jack plate on it and a stainless prop to help things out would like to get around 43-45 mph if possible.. Any one have any suggestions on Props to try size wise stock prop is 13 1/4 by 17