SIERRA TIMER BASE J/E 18-99474

1988-1998 (250, 275 & 300HP) Loop Charged Engines w/ Quick Start & S.L.O.W. Interchange: CDI 133-3533 Johnson/Evinrude Outboard 583533 Johnson/Evinrude Outboard 584586 Johnson/Evinrude Outboard 763775