4.3L IGNITION WIRE SET 4.3L CARB ALPHA / BRAVO (863656A04)

MerCruiser 4.3L Ignition Wire Set – For 4.3L Carb Alpha / Bravo Engines

the 4.3L IGNITION WIRE SET 4.3L CARB ALPHA / BRAVO Designed specifically for MerCruiser 4.3L Carbureted Alpha and Bravo models, this Ignition Wire Set delivers the performance, durability, and precision you need to keep your marine engine running at its best. Whether you’re replacing old, worn-out leads or performing a full ignition system upgrade, these high-quality wires ensure smooth starts, responsive throttle, and dependable operation.

Each wire in this set is engineered with high-temperature silicone jackets and marine-grade insulation to resist corrosion, moisture, and vibration—making them ideal for the harsh conditions of life on the water. With strong dielectric strength and excellent electrical conductivity, these wires are built to handle the high voltages your ignition coil delivers, ensuring each spark plug gets a strong, consistent pulse.

The set is OEM-quality and pre-cut for a perfect fit on MerCruiser 4.3L V6 carbureted engines in both Alpha and Bravo configurations. It features factory-style boots and terminals, allowing for a direct plug-and-play installation with no need for cutting, crimping, or adjustments.

Replacing your ignition wire set is a simple yet impactful way to improve engine performance, reduce misfires, increase fuel efficiency, and prevent hard starts. This is especially important for carbureted models where ignition precision plays a big role in smooth operation.

Trusted by marine professionals and DIY boat owners alike, the product  is the go-to choice for restoring reliable engine spark and maximizing your time on the water.

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