18-8821-1 – SPARK PLUG WIRE SET (IGNITION WIRES)
18-8821-1 Spark plug wire set is used on most applications where the Mercury number is 84-816761Q 3.
Ignition Type: Thunderbolt 8 cyl
- Wire Lengths: 2 Spark Plug Wires 29″
- Wire Lengths: 2 Spark Plug Wires 34″
- Wire Lengths: 2 Spark Plug Wires 38″
- Wire Lengths: 2 Spark Plug Wires 44″
- Wire Lengths: 1 Coil Wire 12″
- Mercury Marine – 84-813720A3, 84-813720A4, 84-816761A17, 84-816761A4, 84-816761Q17, 84-816761Q3, 84-816761Q4
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