- Stock #400021 - 1988 NEWMAN 20 PONTOON BOAT!! ALUMINUM DECK!! UPDATED INTERIOR!! 75 HP MERCURY OUTBOARD!! Located in Nampa, Idaho, this 20-foot Newman 20 is a solidly constructed pontoon boat that just needs any electronics you want to add. Powered by a 2003, 75 HP Mercury, 2-stroke outboard that was serviced two years ago and is in excellent working condition. The deck is aluminum planking and is in excellent condition. The pontoons have a few minor dings but otherwise are in great working condition. Over the last couple of years, the seller updated the seats, cockpit console, horn, ... read more