Coil / Spark Plug Wire Set For MerCruiser 305 350 V8 - 84-816761Q4, 84-816761A4

Coil / Spark Plug Wire Set for MerCruiser 305 350 V8

This ignition coil and spark plug wire set replaces OEM part numbers 84-816761Q4 and 84-816761A4 for MerCruiser 305 and 350 V8 engines, delivering reliable spark delivery for smooth engine operation.

Overview

This coil and spark plug wire set is designed for MerCruiser 305 and 350 V8 engines, ensuring consistent ignition performance. It includes both the ignition coil and spark plug wires as a matched set, simplifying replacement. Ideal for boat owners and marine mechanics, this coil and spark plug wire set helps restore engine power and fuel efficiency.

Built For Performance

• Direct replacement fit for MerCruiser 305 and 350 V8 engines
• Corrosion-resistant terminals for marine environments
• High-temperature insulation to withstand engine heat
• Pre-assembled spark plug wires with boots for easy installation
• Improved spark delivery for reliable starting and smooth idle
• Engineered to meet OEM specifications for performance and durability

Fits These Machines

• for MerCruiser 305 (5.0L) V8
• for MerCruiser 350 (5.7L) V8

On-The-Job Use

• Inboard and sterndrive marine engines
• Speedboats, cruisers, and fishing boats
• Restoring ignition system on older MerCruiser powered vessels
• Replacing worn or failed coil and wire sets for preventative maintenance

Specs At A Glance

Good To Know

Q: Will this fit a MerCruiser 4.3L V6? A: No, this coil and spark plug wire set is specifically designed for MerCruiser 305 and 350 V8 engines only.

Q: Are the spark plug wires pre-assembled? A: Yes, the wires come with boots and terminals already attached for direct installation without additional crimping.

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