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Power. Reliability. Performance.

Find coils for Mercury 20 HP outboard engines. These coils are designed to maintain proper spark timing, ignition performance, and reliable engine operation.

Related tests:
Stator Trigger Power Pack
Switch Box Coil

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Sierra 5186 Coil for 20 HP Mercury Outboards

Sierra 5186 Coil for 20 HP Mercury Outboards

PART #: 5186
(23)

Fits 20 HP Mercury/Mariner models with Serial # 6443973 thru OG760299. Helps deliver high-voltage spark to the plugs for smooth engine operation: 5186 is an ignition coil. Used to replace aging coils exposed to heat, vibration, and moisture.
Replaces OEM#: 339-7370A13, 339-832757A4

List Price: $87.85
Your Price: $28.95
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