Arco Starting & Charging IG012 Ignition Coil for Mercury Outboard Engines

The Arco Starting & Charging IG012 is a premium replacement ignition coil designed specifically for Mercury outboard engines. This high-quality aftermarket component delivers reliable spark performance to keep your marine engine running smoothly.

Key Features:

• Direct OEM replacement for Mercury outboard ignition systems
• Premium construction ensures dependable ignition performance
• Engineered for marine environments with corrosion-resistant materials
• Factory-tested for proper fitment and electrical specifications

Compatibility:

• Fits 1998-2006 Mercury outboard engines
• Compatible with 135HP, 200HP, 225HP, 250HP, and 300HP models

Replaces OEM Part Numbers:

• Mercury: 339-850227, 339-856991A1
• Sierra: 18-5187
• CDI Electronics: 184-0005

This ignition coil provides the critical function of transforming battery voltage into the high-voltage spark needed for combustion. Arco Starting & Charging components are trusted by marine professionals for their quality construction and reliable performance in demanding saltwater and freshwater environments.