Visit my website for my Ideas for a cheap and practical way to go racing with old bass boats ; by using GPS single boat qualifying lap times to see which group of bass boats can race against each other in each speed bracket without breaking out of your speed bracket you decide to race in ( 90 mph A bracket, 80 mph B bracket or 70 mph C bracket ) You can adjust your foot pedal throttle stop with a motorized push rod for this during practice time for each groups posted official lap speed ….