Mercury outboard spare part 8518391 (SOLENOID SWITCH). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 40 LIGHTNING XR (International), 50MH, 40 (International), 40 LIGHTNING (International), 40 MXL MARATHON, 40 MXL SEAPRO, 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 3 CYL, 25 HP EFI Jet 3 CYL, 30 HP EFI 3 CYL, 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 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 8518391 (SOLENOID SWITCH), documented in 24 exploded diagram location(s), across the 2-STROKE-CARB, 4-STROKE-CARB, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB40-international0N056165 UP131View
Mercury 2-STROKE-CARB40-lightning-international0N000001 THRU 0N056164131View
Mercury 2-STROKE-CARB40-lightning-xr-international0N000513 THRU 0N056164131View
Mercury 2-STROKE-CARB40-lightning-xr-international0N056165 UP131View
Mercury 2-STROKE-CARB40-mxl-marathon0N037781 THRU 0N056164131View
Mercury 2-STROKE-CARB40-mxl-seapro0N037781 THRU 0N056164131View
Mercury 2-STROKE-CARB50mh0N051023 THRU 0N056164131View
Mercury 2-STROKE-CARB50mh0N056165 UP131View
Mercury 4-STROKE-CARB10-hp-carb-2-cyl0R575531 THRU 0R833819131View
Mercury 4-STROKE-CARB15-hp-carb-2-cyl0R235949 THRU 0R833819131View
Mercury 4-STROKE-CARB15-hp-carb-2-cyl-jci0R558208 THRU 0R833819131View
Mercury 4-STROKE-CARB20-hp-carb-2-cyl0R235168 THRU 0R833819131View
Mercury 4-STROKE-EFI10-hp-efi-2-cyl-333cc0R833820 UP31View
Mercury 4-STROKE-EFI15-hp-efi-2-cyl-333cc0R833820 UP31View
Mercury 4-STROKE-EFI15-hp-efi-seapro-2-cyl-333cc0R833820 UP31View
Mercury 4-STROKE-EFI20-hp-efi-2-cyl-333cc0R833820 UP31View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl0R106999 THRU 1R16263631View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl0R165086 THRU 1R16263631View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl0R106999 THRU 1R16263631View
Mercury 4-STROKE-EFI6-hp-efi-2cyl-209cc1R363055 UP31View
Mercury 4-STROKE-EFI8-hp-efi-2-cyl-209cc1R281445 UP31View
Mercury 4-STROKE-EFI9-9-hp-efi-2-cyl-209cc1R281445 UP31View
Mercury 4-STROKE-EFI9-9-hp-efi-prokicker-2-cyl-209cc1R281445 UP31View
Mercury 4-STROKE-EFI9-9-hp-efi-prokicker-2-cyl-333cc1R008146 THRU 1R27879231View

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Appears in diagrams of these models

  • 40 LIGHTNING XR (International)
  • 50MH
  • 40 (International)
  • 40 LIGHTNING (International)
  • 40 MXL MARATHON
  • 40 MXL SEAPRO
  • 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 3 CYL
  • 25 HP EFI Jet 3 CYL
  • 30 HP EFI 3 CYL
  • 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 HP EFI ProKicker 2 CYL (333cc)