Mercury Marine Qualifies for Free Shipping Mercury Engine Wiring Harness #899719T06

Mercury Engine Wiring Harness #899719T06

$1,565.99

Mercury Engine Wiring Harness #899719T06

$1,565.99

Mercury Engine Wiring Harness #899719T06

$1,565.99

SKU: MRC-899719T06

UPC: 745061734562

Category: Wiring Harness

More about this item

Mercury Marine 899719T06 Wiring Harness

The engine wiring harness is the nervous system of your Mercury outboard. Every sensor reading, every control signal, every communication between the engine management system and the components it monitors runs through this harness. The Mercury Marine 899719T06 Engine Wiring Harness is a genuine OEM replacement that restores the complete electrical infrastructure of compatible Mercury engines, bringing full system communication and control back to factory specification.

Wiring harnesses in marine outboard applications face a uniquely demanding environment. Constant exposure to moisture, salt air, vibration, heat cycling, and the occasional fuel or oil contact all work against the insulation, connectors, and wire integrity over time. Corrosion at connector pins, chafed insulation from vibration, and heat-damaged wire runs are the most common failure modes, and any one of them can produce symptoms that range from intermittent sensor faults and erratic gauge behavior to complete loss of engine communication. Chasing electrical gremlins on a modern Mercury without addressing the harness is a frustrating exercise that often leads right back to the harness anyway.

As a genuine Mercury Marine OEM harness, the 899719T06 is built to the exact wire gauge specifications, connector types, routing lengths, and insulation standards of the original. Every connector is keyed and sealed to Mercury's specifications, ensuring proper mating with engine sensors, control modules, and the engine management system. An aftermarket harness may connect physically, but connector sealing, wire gauge tolerances, and signal integrity are areas where OEM quality makes a measurable difference on a digitally managed engine.

Key Features:

  • Genuine Mercury Marine OEM engine wiring harness
  • Part Number: 899719T06
  • Complete electrical infrastructure replacement for compatible Mercury engines
  • OEM wire gauge, connector types, routing lengths, and insulation standards
  • Factory-sealed connectors for proper mating with sensors and control modules
  • Direct replacement with no modification required

Confirm your engine model and serial number before ordering. Mercury engine wiring harnesses are specific to engine family, configuration, and production year, and verifying the correct harness for your application is essential before beginning what is typically a significant repair job.

Normalized SKU: 899719T06
UPC Code: 745061734562

Qualifies for Free Shipping
This item qualifies for free shipping when the order is over $149
$1,565.99
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