The sea-dog deluxe pump fits quart oil bottles and provides a flexible hose gets to hard to reach locations. Metal threaded (3/8"-16) fitting fits Mercuries, OMCL, Evinrude, Johnson, Honda (70 hip and up), Volvo, force, Mercury, and gamefish lower units. Includes Yamaha adapter (8mm-1.25) and fitting for Mercury (Japanese origin models), Yamaha, Nissan, Toast, and Honda.