Spark plug set 863656A1 is for use on V8 MerCruiser sterndrive and inboard engines (5.0L, 5.7L and 6.2L MPI) with ECM 555. Tailored to reach the correct plug location, these wires are designed for endurance and durability. Quicksilver is the premier supplier of Mercury Marine original equipment replacement parts.
- Complete set of spark plug wires with boots at spark plug end
- Tailored to reach the correct plug location
- Designed for efficiency, endurance and durability in a marine engine environment
- Fits select 5.0L, 5.7L and 6.2L MPI engines
