ARCO Marine 300hp Outboard Premium Replacement Ignition Coil f/Mercury Outboard Engines 1998-2006 is organized for ignition & electrical engine parts shoppers who need a clear, professional marine parts buying experience.

Premium Replacement Ignition Coil for Mercury Outboard Engines 1998-2006 This ignition coil fits 1998-2006 (135,200,225,250 & 300HP) Mercury outboard engines. Replaces: MERCURY Ignition Coil 339-850227 MERCURY Ignition Coil 339-856991A1 SIERRA Ignition Coil 18-5187 CDI Electronics Ignition Coil 184-0005 *ARCO Assurance 12-month part and labor warranty protection This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Fitment & Product Details

• Brand / Manufacturer: ARCO Marine, CDI Electronics, Mercury
• Application: Outboard Parts
• Horsepower: 300hp
• Year found: 1998, 2006

• Search-optimized by brand, system, part type, and fitment cues.
• Verify compatibility with your original part number, engine model, and application before ordering.
• Built for boat owners, e-commerce shoppers, and professional marine service teams.