An 80lb minnkota pushes my 185 tournament approx 2.2 - 2.5 mph in calm. That does not compute to i-pilot holding when its snotty though. Blowing 15-20 mph with 2 foot white caps and it holds just fine! Its amazing. 36 volt with 72" shaft and you're good to go. If you have the dough look into a...