I have a 2007 Sweetwater 1880 Tuscanny Pontoon Boat. It has a 2006 Yamaha 50hp 2 Stroke. (regular 50). I usually run 3 people on it. I have 2 Batteries, 18 gallon Fuel Tank, and about 200 lbs gear.
At full throtle i am running about 5400 - 5500 rpms with a 12 1/4 x 9 aluminum Prop.
Does anyone...