Mercury outboard spare part 878388001 (SCREW). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 25 HP EFI 3 CYL, 25 HP EFI Jet 3 CYL, 30 HP EFI 3 CYL, 25 2 CYL (International), 25 HP Jet 2 CYL (International), 30 2 CYL (International), 25 HP EFI SeaPro 3 CYL, 35 HP EFI Jet 4 CYL. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 878388001 (SCREW), documented in 10 exploded diagram location(s), across the 2-STROKE-CARB, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB25-2-cyl-international0N055505 UP201View
Mercury 2-STROKE-CARB25-hp-jet-2-cyl-international0N088578 UP201View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl0R106999 THRU 1R162636201View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl1R154758 UP201View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl0R165086 THRU 1R162636201View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl1R154758 UP201View
Mercury 4-STROKE-EFI25-hp-efi-seapro-3-cyl1R154758 UP201View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl0R106999 THRU 1R162636201View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl1R154758 UP201View
Mercury 4-STROKE-EFI35-hp-efi-jet-4-cyl1C453840 UP201View

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Appears in diagrams of these models

  • 25 HP EFI 3 CYL
  • 25 HP EFI Jet 3 CYL
  • 30 HP EFI 3 CYL
  • 25 2 CYL (International)
  • 25 HP Jet 2 CYL (International)
  • 30 2 CYL (International)
  • 25 HP EFI SeaPro 3 CYL
  • 35 HP EFI Jet 4 CYL