Sierra 18-5760 Power Pack for Johnson, Evinrude OutboardsSierra high-quality replacement parts are designed to meet OEM specifications.Features: Enhanced Spark Efficiency: Delivers high-voltage performance for quick and reliable engine starts; Stores and rapidly discharges high-voltage to the ignition coil for a strong, reliable spark; Provides efficient and precise ignition timing for optimal engine performance ; Marine-Grade Durability: Built to withstand harsh marine environments, including exposure to moisture and corrosion; Direct OEM Compatibility: Replacement for various Johnson/Evinrude engines, ensuring a precise fit and seamless installation; OEM matched wire colors for easy identification during installation; Reliable Construction: High quality materials and advanced engineering ensures long lasting, dependable performance ; Interchangeable With: CDI; 113-2138; 113-2556; GLM; 75390; Johnson/Evinrude Outboard; 582556; 582642; 582400; 582138; Mallory; 9-25001; Applications: 70 HP (1979-1984); 75 HP (1979-1984); 175 HP (1979-1983) * 2 Power Packs Required Per Engine; 185 HP (1984) * 2 Power Packs Required Per Engine; 200 HP (1979-1983) * 2 Power Packs Required Per Engine; 235 HP (1979-1984) *2 Power Packs Required Per Engine, * Port side only for 1983 model STLCT, * Port side only for 1984 models w/suffix beg w/"S;