Mercury outboard spare part 803751 (LINER Water Pump). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 15 HP 2 CYL (International), 18 HP 2 CYL (International), 8 HP Carb (209cc), 9.9 HP Carb (209cc), 6 HP EFI 2CYL (209cc), 8 HP EFI 2 CYL (209cc), 9.9 HP EFI 2 CYL (209cc), 9.9 HP EFI ProKicker 2 CYL (209cc), 9.9 2 CYL (International), 15 HP EFI 2 CYL (333cc), 15 HP EFI SeaPro 2 CYL (333cc), 20 HP EFI 2 CYL (333cc). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 803751 (LINER Water Pump), documented in 13 exploded diagram location(s), across the 2-STROKE-CARB, 4-STROKE-CARB, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB15-hp-2-cyl-international0N001590 THRU 0N055284251View
Mercury 2-STROKE-CARB15-hp-2-cyl-international0N055285 UP251View
Mercury 2-STROKE-CARB18-hp-2-cyl-international0N001590 THRU 0N055284251View
Mercury 2-STROKE-CARB18-hp-2-cyl-international0N055285 UP251View
Mercury 2-STROKE-CARB9-9-2-cyl-international0N059858 UP251View
Mercury 4-STROKE-CARB8-hp-carb-209cc0P325500 THRU 1R279944161View
Mercury 4-STROKE-CARB8-hp-carb-209cc0R042475 THRU 1R279944161View
Mercury 4-STROKE-CARB9-9-hp-carb-209cc0P325500 THRU 1R279944161View
Mercury 4-STROKE-CARB9-9-hp-carb-209cc0R042475 THRU 1R279944161View
Mercury 4-STROKE-EFI6-hp-efi-2cyl-209cc1R363055 UP-, 151View
Mercury 4-STROKE-EFI8-hp-efi-2-cyl-209cc1R281445 UP-, 151View
Mercury 4-STROKE-EFI9-9-hp-efi-2-cyl-209cc1R281445 UP-, 151View
Mercury 4-STROKE-EFI9-9-hp-efi-prokicker-2-cyl-209cc1R281445 UP-, 151View

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Appears in diagrams of these models

  • 15 HP 2 CYL (International)
  • 18 HP 2 CYL (International)
  • 8 HP Carb (209cc)
  • 9.9 HP Carb (209cc)
  • 6 HP EFI 2CYL (209cc)
  • 8 HP EFI 2 CYL (209cc)
  • 9.9 HP EFI 2 CYL (209cc)
  • 9.9 HP EFI ProKicker 2 CYL (209cc)
  • 9.9 2 CYL (International)
  • 15 HP EFI 2 CYL (333cc)
  • 15 HP EFI SeaPro 2 CYL (333cc)
  • 20 HP EFI 2 CYL (333cc)