CDI Electronics 133-3853 Timer Base (Johnson/Evinrude-6 Cyl (1989-1992) Johnson/Evinrude Timer Base Fits the following 1989-1992 6 cylinder Cross Flow engines with Quick Start and S.L.O.W.: 150, 155 and 175 HP Replaces part numbers: 763774, 584363, 583853 Check manufacturer's recommended part numbers to ensure a proper fit for your application