Yes, You Can. Here Is What You Need to Understand. Most of Our Pontoon Boat’s Have 115 Horsepower Motor with A Max Speed of About 20 Miles Per Hour. The More Weight That Is on The Boat, The Slower It Will Go. The More Weight That Is on The Tube, The Slower It Will Go. If The Motor Is Not Trimmed All the Way Down, It Will Cause the Motor to Overheat. Pontoon Boats Don’t Make Sharp Turns at Fast Speeds.