i have a 1995 lund tyee 1950 magnum GS with a 200hp evinrude vindicator with a 14 1/2x19 steel prop. with a full fuel tank (60 gallons) and complete fishing setup, W.O.T. rpm is 6500, i am in south dakota (if it makes any difference). i was told the target range is 5500-6000. there are not any...