Mercury Mariner 40 / 150-200 Hp Spark Plug Wire 7" Replace 84-813715A1 90816A25

Spark Plug Wire for Mercury Mariner

This 7-inch spark plug wire for Mercury Mariner outboards replaces OEM numbers 84-813715A1 and 90816A25, delivering consistent spark for reliable ignition in 40 and 150-200 horsepower engines.

Overview

This spark plug wire for Mercury Mariner is designed to replace worn or faulty cables in 40 and 150-200 horsepower outboards. As a critical component of the ignition system, this spark plug wire ensures proper voltage delivery to the spark plug, promoting smooth starts and consistent performance. It directly replaces OEM numbers 84-813715A1 and 90816A25, making it a reliable choice for maintenance and repair.

Built For Performance

• 7-inch length fits specific Mercury Mariner applications
• Direct replacement for OEM 84-813715A1 and 90816A25
• High-temperature resistant insulation for engine bay durability
• Precision-fit boot provides secure connection
• Designed for 40 and 150-200 hp outboards

Fits These Machines

• for Mercury Mariner 40 hp outboards
• for Mercury Mariner 150-200 hp outboards

On-The-Job Use

• Replacing worn spark plug wires during routine tune-ups
• Restoring ignition performance on Mercury Mariner outboards
• Ensuring reliable start-up in marine environments
• Serving as a direct maintenance part for 40 hp and 150-200 hp models

Specs At A Glance

Good To Know

Q: How do I know if this spark plug wire fits my outboard? A: Check your engine's horsepower and verify the OEM part numbers match your existing wire.

Q: Can I use this spark plug wire for both 40 and 150-200 hp engines? A: Yes, this wire is designed for those horsepower ranges, but confirm your specific model.

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