Mercury outboard spare part 8M0200173 (EXTENSION Water Tube). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 250 HP 4.6L V8 Verado, 300 HP 4.6L V8 AMS SeaPro, 300 HP 4.6L V8 Verado, 300R HP 4.6L V8 AMS Racing, 450R HP 4.6L V8 Racing, 250 HP 4.6L V8, 250R HP 4.6L V8 Racing, 300 HP 4.6L V8 CMS. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8M0200173 (EXTENSION Water Tube), documented in 8 exploded diagram location(s), across the 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 4-STROKE-EFI250-hp-4-6l-v82B529482 UP101View
Mercury 4-STROKE-EFI250-hp-4-6l-v8-verado2B529482 UP10, 28, 71View
Mercury 4-STROKE-EFI250r-hp-4-6l-v8-racing1E080500 UP101View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-ams-seapro2B529482 UP28, 71View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms2B529482 UP101View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-verado2B529482 UP28, 71View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-ams-racing1E081459 UP28, 71View
Mercury 4-STROKE-EFI450r-hp-4-6l-v8-racing1E083006 THRU 1E09972028, 71View

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Appears in diagrams of these models

  • 250 HP 4.6L V8 Verado
  • 300 HP 4.6L V8 AMS SeaPro
  • 300 HP 4.6L V8 Verado
  • 300R HP 4.6L V8 AMS Racing
  • 450R HP 4.6L V8 Racing
  • 250 HP 4.6L V8
  • 250R HP 4.6L V8 Racing
  • 300 HP 4.6L V8 CMS