CDI Electronics 133-3533 Timer Base (Johnson/Evinrude-6 Cyl (1988-2001) Johnson/Evinrude Timer Base Fits the following 1988-2001 6 cylinder loop charged engines with Quick Start and S.L.O.W.: 185, 200, 225 and 250 HP Replaces part numbers: 584586, 583533, 763775 Check manufacturer's recommended part numbers to ensure a proper fit for your application