Mercury outboard spare part 803790001 (BOLT Shoulder). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 40 LIGHTNING XR (International), 50MH, 40 (International), 25 HP EFI 3 CYL, 25 HP EFI Jet 3 CYL, 30 HP EFI 3 CYL, 40 LIGHTNING (International), 9.9 2 CYL (International), 10 HP Carb 2 CYL, 15 HP Carb 2 CYL JCI, 15 HP Carb 2 CYL, 20 HP Carb 2 CYL, 10 HP EFI 2 CYL (333cc), 15 HP EFI 2 CYL (333cc), 15 HP EFI SeaPro 2 CYL (333cc), 20 HP EFI 2 CYL (333cc), 25 HP EFI SeaPro 3 CYL, 9.9 HP EFI ProKicker 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 803790001 (BOLT Shoulder), documented in 25 exploded diagram location(s), across the 2-STROKE-CARB, 4-STROKE-CARB, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB40-international0N056165 UP31View
Mercury 2-STROKE-CARB40-lightning-international0N000001 THRU 0N05616431View
Mercury 2-STROKE-CARB40-lightning-xr-international0N000513 THRU 0N05616431View
Mercury 2-STROKE-CARB40-lightning-xr-international0N056165 UP31View
Mercury 2-STROKE-CARB40-mxl-marathon0N037781 THRU 0N05616431View
Mercury 2-STROKE-CARB40-mxl-seapro0N037781 THRU 0N05616431View
Mercury 2-STROKE-CARB50mh0N051023 THRU 0N05616431View
Mercury 2-STROKE-CARB50mh0N056165 UP31View
Mercury 2-STROKE-CARB9-9-2-cyl-international0N059858 UP281View
Mercury 4-STROKE-CARB10-hp-carb-2-cyl0R575531 THRU 0R833819431View
Mercury 4-STROKE-CARB15-hp-carb-2-cyl0R235949 THRU 0R833819431View
Mercury 4-STROKE-CARB15-hp-carb-2-cyl-jci0R558208 THRU 0R833819431View
Mercury 4-STROKE-CARB20-hp-carb-2-cyl0R235168 THRU 0R833819431View
Mercury 4-STROKE-EFI10-hp-efi-2-cyl-333cc0R833820 UP241View
Mercury 4-STROKE-EFI15-hp-efi-2-cyl-333cc0R833820 UP241View
Mercury 4-STROKE-EFI15-hp-efi-seapro-2-cyl-333cc0R833820 UP241View
Mercury 4-STROKE-EFI20-hp-efi-2-cyl-333cc0R833820 UP241View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl0R106999 THRU 1R162636431View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl1R154758 UP241View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl0R165086 THRU 1R162636431View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl1R154758 UP241View
Mercury 4-STROKE-EFI25-hp-efi-seapro-3-cyl1R154758 UP241View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl0R106999 THRU 1R162636431View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl1R154758 UP241View
Mercury 4-STROKE-EFI9-9-hp-efi-prokicker-2-cyl-333cc1R008146 THRU 1R278792241View

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Appears in diagrams of these models

  • 40 LIGHTNING XR (International)
  • 50MH
  • 40 (International)
  • 25 HP EFI 3 CYL
  • 25 HP EFI Jet 3 CYL
  • 30 HP EFI 3 CYL
  • 40 LIGHTNING (International)
  • 9.9 2 CYL (International)
  • 10 HP Carb 2 CYL
  • 15 HP Carb 2 CYL JCI
  • 15 HP Carb 2 CYL
  • 20 HP Carb 2 CYL
  • 10 HP EFI 2 CYL (333cc)
  • 15 HP EFI 2 CYL (333cc)
  • 15 HP EFI SeaPro 2 CYL (333cc)
  • 20 HP EFI 2 CYL (333cc)
  • 25 HP EFI SeaPro 3 CYL
  • 9.9 HP EFI ProKicker 2 CYL (333cc)