MERCRUISER 5.0L & 5.7L MPI IGNITION WIRE SET

Restore optimal ignition performance with the high-quality MerCruiser 5.0L & 5.7L MPI Ignition Wire Set, built specifically for Multi-Port Fuel Injected (MPI) MerCruiser V8 engines. Whether you’re dealing with misfires, hard starts, or reduced engine efficiency, replacing your old ignition wires with a premium set can make a significant difference in how your boat performs on the water.

This ignition wire set is precision-engineered for exact fit and function on MerCruiser 5.0L (305 CID) and 5.7L (350 CID) MPI engines. It features marine-grade construction with high-temperature silicone jackets that are moisture-resistant and corrosion-resistant—perfect for withstanding the tough marine environment. The wires are also designed to suppress RFI/EMI interference, helping to protect your onboard electronics and ensure smooth engine performance.

Each wire is cut to the precise length required by your engine layout, and the set includes factory-style boots and terminals for a clean, secure connection. These wires ensure consistent spark delivery from the ignition coil to the spark plugs, improving combustion, throttle response, and overall fuel economy.

The product is a must-have for preventive maintenance or when troubleshooting engine issues like rough idling or poor acceleration. Easy to install and trusted by marine professionals, this set helps keep your engine running strong and reliable—so you can enjoy more time on the water and less time in the shop.

Key Features:

• Fits MerCruiser 5.0L & 5.7L MPI V8 engines

• OEM-style fit with factory-style boots

• High-temp, marine-grade silicone insulation

• Resists corrosion, moisture, and salt spray

• Pre-cut lengths for easy installation

• Improves spark delivery and ignition timing

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