Star brite Lower Unit Pail Pump transfers heavy lubricating oils and allows for lubrication of lower units from a 5-gallon pail. The pump includes a 96" hose with a 3/8" - 16 threaded fitting. The metal threaded fitting is compatible with lower units of Mercruiser, OMC, Evinrude, Johnson, Honda (70-90hp), Volvo, Force and Gamefisher. If you plan to use this pail pump with Yamaha, Nissan, Tohatsu and Honda lower units with 2-50hp, you will need adapter fitting: 28401. If you plan to use it with Suzuki engines, you will need adapter fitting: 28402.