300-888791 Mercury COIL LONG LEAD

Genuine Mercury-Mercruiser ignition coil assembly part number 300-888791 generates high-voltage spark for ignition systems on Mercury and Chrysler/Force 55-125 HP outboards. Long-lead variant allows flexible routing through engine compartment. Current OEM replacement for older part number F615475. 12-volt coil with durable epoxy potting resists moisture and vibration damage. Failure causes hard starting or no-start condition. Inspect leads for cracks before installation; replace as complete assembly to maintain ignition reliability.