Elvin- I seek your infinite wisdom.... <br /><br />I am wondering if I need to try a different prop on my boat. I have a Nissan 50 TLDI on a Smokercraft Stinger 161(V hull aluminum walleye boat). The boat weighs 600 lbs. dry, the motor 210 lbs., 12 gallons fuel at 80 lbs., batteries at 50 lbs...