Sierra 18-5758 Power Pack for Johnson/Evinrude OutboardsSierra replacement power pack for Johnson/Evinrude Outboards.Applications: 4 HP 1977-80, 1984; 4.5 HP 1980-1984; 5 HP 1984; 6 HP 1977-79, 1984; 9.9,15 HP 1977-1984; 20 HP 1981-1984; 25 HP 1977-1984; 30 HP 1984; 35 HP 1977-1984; 40 HP 1982; 50 HP 1979, 1981-84; 55 HP 1978-1982; 60 HP 1980-1984; Replaces: CDI; 113-2453; GLM; 75400; Johnson/Evinrude Outboard; 0581924; 0581927; 582452; 582453; 583380; Mallory; 9-25002;