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For 135 HP Mercury/Mariner 1970-71 models with Serial # 2839369 thru 3293233, 414-2770 is an ignition engine harness. Helps restore reliable operation on compatible marine ignition systems.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 414-2770
Mercury135 HPEngine harnessWeight: 1 lb
4.0 / 5  (28 votes)
For 135 HP Mercury/Mariner 1970-71 models with Serial # 2839369 thru 3293233, 414-2770 is an ignition engine harness. Helps restore reliable operation on compatible marine ignition systems.
List Price: $252.79
Your Price: $230.05
Normally In Stock

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

Replaces OEM#'s

37628, 38072, 38920, 39177, 45070, 46285, 46905, 49370, 52769, 52770, 52771, 52820, 56370, 59741, 84-46463, 84-62534, 84-66055, 84-66055A1, 84-66297, 84-66297A1, 84-69236, 84-69236A1, 84-71443, 84-71443A1, 84-73826, 84-73826A1, 84-74904, 84-74904A1

Product Details

This engine harness is designed to provide dependable electrical-system connectivity and stable signal transfer throughout the ignition and charging systems.

Matched color-coded wiring and OEM-style connector layouts help simplify installation and support accurate electrical-system routing.

Features

  • Designed for dependable electrical-system integration
  • OEM-style connector configuration
  • Marine-grade insulated conductors
  • Matched color-coded marine-grade wiring

Common Symptoms of a Failing Engine Harness

  • Voltage drop from damaged harness conductors
  • Ignition-system wiring failure
  • Hard starting caused by unstable electrical connections
  • Intermittent electrical-system operation

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.