Spark Plug Wire Set for MerCruiser 4.3L Alpha/Bravo V6 - 18-8829-1, 84-863656A2

Spark Plug Wire Set for MerCruiser 4.3L Alpha/Bravo V6

This spark plug wire set (OEM cross-reference 18-8829-1, 84-863656A2) delivers reliable ignition performance for MerCruiser 4.3L V6 Alpha and Bravo stern drive engines.

Overview

This spark plug wire set is designed to replace worn or damaged ignition wires on MerCruiser 4.3L V6 engines. It ensures consistent spark delivery for smooth engine operation and includes all necessary wires for a complete tune-up on Alpha and Bravo drives. The spark plug wire set provides a direct fit and durable construction for marine environments.

Built For Performance

• Constructed with silicone jacket for heat and moisture resistance
• Stainless steel terminals for corrosion resistance
• Pre-formed boots for secure spark plug connection
• Exact OEM length and routing for proper installation
• Designed to handle high voltage and frequency

Fits These Machines

• for MerCruiser 4.3L Alpha One V6
• for MerCruiser 4.3L Bravo One V6
• for MerCruiser 4.3L Alpha Gen II V6

On-The-Job Use

• Marine engine tune-up and maintenance
• Replacing old or cracked spark plug wires
• Restoring ignition efficiency on aging marine engines
• Diy boat owners performing seasonal maintenance

Specs At A Glance

Good To Know

Q: How often should spark plug wires be replaced on a marine engine? A: Typically every 2-3 seasons or 100 hours of operation to maintain reliable performance and prevent misfires.

Q: Are these wires pre-terminated and ready to install? A: Yes, they come with boots and terminals attached, and are designed to match the original routing for straightforward installation.

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