Premium MagForce 9 Inch Marine Spark Plug Wire Lead 8mm Replacement for Mercury 84-813715A1 Engine, Quick Install, Beefy, Durable Ignition Wire Harness for Boat Motors, Reliable Spark Plug Connection

Reliable 9 Inch Marine Spark Plug Wire Lead for Mercury Engines
✔️ 9 inch long 8mm core replacement part for Mercury 84-813715A1

This spark plug wire lead connects the ignition system to the spark plugs on boat motors for steady performance out on the water.

✅ Replacement for Mercury 84-813715A1 part number
✅ 9 inches (229 mm) long with 8 mm (0.31 inch) core diameter
✅ Quick install design that fits without engine changes
✅ Handles wet salty conditions for fewer misfires

💡 What are the benefits of using marine grade spark plug wires in boat engines? Marine spark plug wires keep boat engines running reliably in tough water conditions. - They resist corrosion from salt and moisture in marine settings - Deliver strong spark for fewer engine issues during operation - Fit as direct replacements to maintain original performance levels