Hi guys,,,havn't been on for awhile but i have a question.I have a 73 v-518 Steury with a 165 Mercruiser 6cyl.Last year I put a new prop on it,,,got a good deal on a 14.5 x19p.the boat flies at w.o.t on smooth lake,about 4100 to 4200 rpm with just my wife and I,I'm guessin bout 42mph.But we...