Sierra 18-5781-2 Power Pack for OMC Outboard Engines

The Sierra 18-5781-2 is a high-performance CDI (Capacitor Discharge Ignition) power pack designed as a direct replacement for OMC outboard engines. This aluminum-housed ignition component delivers reliable spark energy to ensure consistent engine performance and dependable starting.

Key Features:

• Direct OEM replacement for OMC part number 586661
• CDI6 aluminum construction for superior heat dissipation and durability
• 6700 series power pack configuration
• Precision-engineered to meet or exceed OEM specifications
• Sierra's proven marine-grade quality for harsh saltwater environments

Sierra International is a trusted name in marine engine components, offering reliable aftermarket solutions backed by rigorous testing. This power pack provides a cost-effective alternative to OEM parts while maintaining the performance and reliability your OMC outboard requires.

OEM Cross Reference: OMC 586661