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Mercruiser Ignition Sensors

Ignition Sensor - 18-5116-1 - Sierra
Your Price: $52.34
Save: $16.84
(24% Off $69.18)
Part # 18-5116-1 ValueShip™ Eligible
Replaces OEM part #
  • MERCURY MARINE 87-861780Q4
  • V-6 & V-8 with Thunderbolt ignition (1981-1997) nut connectors
Average Customer Review for Ignition Sensor - 18-5116-1 - Sierra
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Full StarFull StarFull StarFull StarFull StarGood quick servive
by Michael from Bremen, Alabama on July 27, 2011
Helpful lady on the telephone
(2 of 2 people found this review helpful)
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My sensor is like the one on bottom with 2 wires . the one on top has 3 wires will this work? thanks?
Well we can only match up by OEM number or engine/ignition information. This for V-6 & V-8 with Thunderbolt ignition (1981-1997) nut connectors. You can call us for more information at 1-800-914-1123.
What is the black wire for, ground?
Yes, the black wire is a ground wire.
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