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Fits 175 HP Mercury/Mariner models with Serial # 5180109 thru OG960499 Helps deliver high-voltage spark to the plugs for smooth engine operation: 5186 is an ignition coil. Delivers high-voltage spark to the plug for reliable combustion.
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Part #: 5186
Mercury175 HPCoilWeight: 1 lb
3.0 / 5  (22 votes)
Fits 175 HP Mercury/Mariner models with Serial # 5180109 thru OG960499 Helps deliver high-voltage spark to the plugs for smooth engine operation: 5186 is an ignition coil. Delivers high-voltage spark to the plug for reliable combustion.
List Price: $87.85
Your Price: $28.95
Normally In Stock

In Stock items ship same day if ordered before 3PM CST (excluding weekends and holidays)

Replaces OEM#'s

339-7370A13, 339-832757A4

Product Details

This ignition coil is engineered to deliver stable high-voltage spark energy across varying RPM ranges and demanding marine operating conditions.

The assembly uses heavy-duty insulated copper windings and an epoxy-filled housing to help resist moisture intrusion, corrosion, and damaging engine vibration.

Features

  • Epoxy-sealed marine-grade construction
  • High-voltage ignition output design
  • Helps reduce intermittent ignition misfire
  • Designed for harsh marine environments

Common Symptoms of a Failing Ignition Coil

  • No spark on one cylinder
  • Loss of power at higher RPM
  • Engine misfire under load
  • Weak or intermittent spark

Need Fitment Help?

Tell us your brand, horsepower, and part number. We can help verify fitment before you order.

Support PDF files appear on this page when available.