Mercury outboard spare part 8M0063848 (EXTENSION HOUSING). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 30 HP EFI 3 CYL, 6 HP Carb, 40 HP EFI 3 CYL, 25 HP EFI Jet 3 CYL, 8 HP Carb (209cc), 25 HP EFI SeaPro 3 CYL, 35 HP EFI Jet 4 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, 40 HP EFI 4 CYL, 5 HP Propane, 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 8M0063848 (EXTENSION HOUSING), documented in 39 exploded diagram location(s), across the 4-STROKE-CARB, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 4-STROKE-CARB6-hp-carb0P073456 THRU 0P400999151View
Mercury 4-STROKE-CARB6-hp-carb0P401000 THRU 0R411837151View
Mercury 4-STROKE-CARB6-hp-carb0R000001 THRU 0R067089151View
Mercury 4-STROKE-CARB6-hp-carb0R067090 THRU 0R411837151View
Mercury 4-STROKE-CARB6-hp-carb0R411838 UP151View
Mercury 4-STROKE-CARB8-hp-carb-209cc0P325500 THRU 1R279944151View
Mercury 4-STROKE-CARB8-hp-carb-209cc0R042475 THRU 1R279944151View
Mercury 4-STROKE-EFI10-hp-efi-2-cyl-333cc0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI15-hp-efi-2-cyl-333cc0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI15-hp-efi-seapro-2-cyl-333cc0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI20-hp-efi-2-cyl-333cc0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl0R106999 THRU 1R162636161View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI25-hp-efi-3-cyl1R154758 UP161View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl0R165086 THRU 1R162636161View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI25-hp-efi-jet-3-cyl1R154758 UP161View
Mercury 4-STROKE-EFI25-hp-efi-seapro-3-cyl0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI25-hp-efi-seapro-3-cyl1R154758 UP161View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl0P153500 THRU 0P400999161View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl0R106999 THRU 1R162636161View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl0T409000 THRU 1B226999161View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl1C109093 THRU 1C456299161View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl1C456300 UP161View
Mercury 4-STROKE-EFI30-hp-efi-3-cyl1R154758 UP161View
Mercury 4-STROKE-EFI35-hp-efi-jet-4-cyl0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI35-hp-efi-jet-4-cyl1C453840 UP161View
Mercury 4-STROKE-EFI40-hp-efi-3-cyl0P153500 THRU 0P400999161View
Mercury 4-STROKE-EFI40-hp-efi-3-cyl0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI40-hp-efi-3-cyl0T409000 THRU 1B226999161View
Mercury 4-STROKE-EFI40-hp-efi-3-cyl1C043417 THRU 1C456299161View
Mercury 4-STROKE-EFI40-hp-efi-4-cyl0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI5-hp-propane0R936270 THRU 1R280495161View
Mercury 4-STROKE-EFI6-hp-efi-2cyl-209cc1R363055 UP161View
Mercury 4-STROKE-EFI8-hp-efi-2-cyl-209cc1R281445 UP161View
Mercury 4-STROKE-EFI9-9-hp-efi-2-cyl-209cc1R281445 UP161View
Mercury 4-STROKE-EFI9-9-hp-efi-prokicker-2-cyl-209cc1R281445 UP161View
Mercury 4-STROKE-EFI9-9-hp-efi-prokicker-2-cyl-333cc1R008146 THRU 1R278792161View

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Appears in diagrams of these models

  • 30 HP EFI 3 CYL
  • 6 HP Carb
  • 40 HP EFI 3 CYL
  • 25 HP EFI Jet 3 CYL
  • 8 HP Carb (209cc)
  • 25 HP EFI SeaPro 3 CYL
  • 35 HP EFI Jet 4 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
  • 40 HP EFI 4 CYL
  • 5 HP Propane
  • 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)