Hi there- I am looking for some prop suggestions on my 1995 115 Evinrude. The hull is a 1992 17.5' Sea Nymph Deep Vee fishing boat. I am unsure of my current prop- I believe it is a 17" pitch 3 blade SS. Right now @ 3000', I am getting 37-38 mph w/3 people, a full tank of fuel, kicker, full...