Ignition Coil for Mercury Optimax 339-879984T00 300-8M0077471 300-879984T01

Ignition Coil for Mercury Optimax

This ignition coil is a direct replacement for Mercury Optimax outboard engines, providing the spark needed for reliable combustion and performance. It cross-references OEM numbers 339-879984T00, 8M0077471, and 879984T01.

Overview

This ignition coil is designed specifically for Mercury Optimax outboards, delivering consistent high-voltage output to the spark plugs. It is a key component for maintaining engine performance and fuel efficiency, suitable for both recreational and commercial marine applications.

Built For Performance

• Direct replacement for OEM ignition coils on Mercury Optimax engines
• High-quality materials resist heat, vibration, and corrosion
• Precision-wound windings ensure reliable spark timing
• Encapsulated design protects against moisture and saltwater
• Tested for consistent output across the RPM range

On-The-Job Use

• Replacing a faulty coil on a Mercury Optimax outboard
• Restoring ignition performance on fishing or pleasure boats
• Marine engine maintenance and repair shops
• Boating enthusiasts performing DIY engine service

Specs At A Glance

Good To Know

Q: Will this ignition coil fit my Mercury Optimax 150? A: This coil is designed for Mercury Optimax engines but always verify compatibility by checking your engine's serial number and existing part number because coil design may vary by year and model.

Q: Are there any specific installation tips? A: When replacing the ignition coil, ensure the engine is off and the spark plug wires are disconnected. Apply dielectric grease to the boot to prevent moisture intrusion.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.