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474-9550 fits 125 HP 6cyl Mercury/Mariner 1968-69 models with Serial # 2314956 thru 3253111 as an ignition boat harness. Helps correct ignition-related running problems on matching applications.
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Part #: 474-9550
Mercury125 HPBoat harnessWeight: 3 lb
4.0 / 5  (19 votes)
474-9550 fits 125 HP 6cyl Mercury/Mariner 1968-69 models with Serial # 2314956 thru 3253111 as an ignition boat harness. Helps correct ignition-related running problems on matching applications.

Notes:

20' harness length and includes 6' battery lead.

List Price: $362.69
Your Price: $330.05
Normally In Stock

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

Replaces OEM#'s

84-822253T20

Product Details

Built for reliable marine electrical-system operation, this boat harness supports dependable signal transfer between the engine harness, control box, ignition switch, and gauges.

Matched OEM-style connectors and color-coded marine-grade wiring help simplify installation and support accurate electrical-system routing during replacement.

Features

  • Color-coded marine-grade wiring
  • Designed for dependable marine electrical-system connectivity
  • Marine-grade insulated conductors
  • Supports remote control and gauge integration

Common Symptoms of a Failing Boat Harness

  • Intermittent gauge or control-box operation
  • Voltage drop caused by deteriorated conductors
  • Corroded or damaged harness connectors
  • Electrical-system connection failures

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.