857166T1HARNESS ASSEMBLY Engine Wiring

Mercury outboard spare part 857166T1 (HARNESS ASSEMBLY Engine Wiring). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 140 JET, V-135, V-140 (INTERNATIONAL), V-150, V-200, XR-6 / MAGNUM III. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 857166T1 (HARNESS ASSEMBLY Engine Wiring), documented in 1 exploded diagram location(s), across the 2-STROKE-CARB series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARBv-140-international0T178500 THRU 1B226999191View

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Appears in diagrams of these models

  • 140 JET
  • V-135
  • V-140 (INTERNATIONAL)
  • V-150
  • V-200
  • XR-6 / MAGNUM III