Boat part number 1074793 is a new Black Max series, 15 1/4 X 15P, 3 blade, aluminum, right hand from Mercury Marine, part number 48-78116A45 . This is a new 15 1/4 X 15P, 3 blade, aluminum right hand propeller with a high gloss Phantom Black finish. Includes a 15 spline Mercury Flo-Torq II hub kit,...

The Sierra 18-5406 Rotor is interchangeable with the following: GLM 71120, Mallory 9-29220, Mercruiser 811636, 898253011, 811636-1, 8M001254, 802468, OMC 986651, Volvo Penta 3854261. Each Sierra product meets or exceeds the original equipment part it replaces.