Quicksilver 863656A1 Spark Plug Wire Kit for MerCruiser V8 Engines

The Quicksilver 863656A1 Spark Plug Wire Kit is an original equipment replacement designed specifically for V8 MerCruiser sterndrive and inboard engines, including 5.0L, 5.7L, and 6.2L MPI models equipped with ECM 555 (serial numbers 0M300000-2A455878). This complete ignition wire set ensures reliable spark delivery and optimal engine performance in demanding marine environments.

Key Features:

• Complete set of precision-cut spark plug wires with pre-installed boots
• Custom-tailored wire lengths to reach each plug location without excess slack or strain
• Engineered for superior resistance to moisture, salt, heat, and vibration
• High-quality construction ensures consistent spark energy and reduces misfires
• Direct OEM replacement for Mercury Marine engines with ECM 555 systems

Quicksilver has been the trusted name in marine engine parts for over 65 years, providing Mercury Marine original equipment components that undergo rigorous testing in extreme conditions. This spark plug wire kit delivers the performance, durability, and reliability that marine engines demand, ensuring your MerCruiser runs at peak efficiency season after season.