Mercury outboard spare part 881991 (WASHER Cupped). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 115 HP 3 CYL (1.5L), 75 HP 3 CYL (1.5L), 90 HP 3 CYL (1.5L), 200 (3.0L), 225 (3.0L), 250 (3.0L), 175 HP V6 CYL (2.5L), 250 HP Pro XS 6 CYL (3.0L), 80 HP Jet 3 CYL (1.5L), JP (3.0L), V-150 HP (2.5L), 110 Jet (2.5L), 115 HP Pro XS 3 CYL (1.5L), 125 HP 3 CYL (1.5L), 200 HP 6 CYL (3.0L), 200 HP Pro XS 6 CYL (3.0L), 200 HP XS 6 CYL (2.5L) ROS, 200 HP XS SST 6 CYL (2.5L), 225 HP 6 CYL (3.0L), 250 HP 6 CYL (3.0L), 150 HP PRO MAX/SUPER MAG, 225 (3.0L) MARATHON, 225 (3.0L) SEAPRO, 225X EFI PROMAX, 250 L (3.0L), 3.0L MARATHON, 3.0L SEAPRO, 300X (3.0L) PRO MAX, V-200 (2.5L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 881991 (WASHER Cupped), documented in 49 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB110-jet-2-5l1B690542 THRU 1B974227461View
Mercury 2-STROKE-DFI-OPTIMAX115-hp-3-cyl-1-5l0T801000 THRU 1B226999151View
Mercury 2-STROKE-DFI-OPTIMAX115-hp-3-cyl-1-5l1B227000 THRU 1B417701151View
Mercury 2-STROKE-DFI-OPTIMAX115-hp-3-cyl-1-5l1B417702 THRU 1B736885151View
Mercury 2-STROKE-DFI-OPTIMAX115-hp-3-cyl-1-5l1B736885 THRU 2B018763151View
Mercury 2-STROKE-DFI-OPTIMAX115-hp-pro-xs-3-cyl-1-5l1B751825 THRU 2B123429151View
Mercury 2-STROKE-DFI-OPTIMAX125-hp-3-cyl-1-5l1B736885 THRU 2B112787151View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l0T801000 THRU 1B226999461View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l1B227000 THRU 1B417701461View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l1B417702 THRU 1B508457461View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B504989 THRU 1B912785321View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-pro-xs-6-cyl-3-0l1B504989 THRU 1B912785321View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l-ros1E050852 THRU 1E053876461View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-sst-6-cyl-2-5l1E050629 THRU 1E053875321View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B504989 THRU 2B535086321View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-6-cyl-3-0l1B528615 THRU 2B535086321View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-pro-xs-6-cyl-3-0l1B426561 THRU 1B752546321View
Mercury 2-STROKE-DFI-OPTIMAX75-hp-3-cyl-1-5l0T980000 THRU 1B226999151View
Mercury 2-STROKE-DFI-OPTIMAX75-hp-3-cyl-1-5l1B227000 THRU 1B417701151View
Mercury 2-STROKE-DFI-OPTIMAX75-hp-3-cyl-1-5l1B417702 THRU 1B736885151View
Mercury 2-STROKE-DFI-OPTIMAX75-hp-3-cyl-1-5l1B736885 THRU 2B112577151View
Mercury 2-STROKE-DFI-OPTIMAX80-hp-jet-3-cyl-1-5l1B586067 THRU 1B736885151View
Mercury 2-STROKE-DFI-OPTIMAX80-hp-jet-3-cyl-1-5l1B736885 THRU 2B111840151View
Mercury 2-STROKE-DFI-OPTIMAX90-hp-3-cyl-1-5l0T801000 THRU 1B226999151View
Mercury 2-STROKE-DFI-OPTIMAX90-hp-3-cyl-1-5l1B227000 THRU 1B417701151View
Mercury 2-STROKE-DFI-OPTIMAX90-hp-3-cyl-1-5l1B417702 THRU 1B736885151View
Mercury 2-STROKE-DFI-OPTIMAX90-hp-3-cyl-1-5l1B736885 THRU 1B974258151View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l0T997974 THRU 1E003045301View
Mercury 2-STROKE-EFI200-3-0l0T750164 THRU 0T800999241View
Mercury 2-STROKE-EFI200-3-0l0T801000 THRU 1B417701251View
Mercury 2-STROKE-EFI200-3-0l1B417702 THRU 1B504988251View
Mercury 2-STROKE-EFI200-3-0l1B504989 THRU 2B528096251View
Mercury 2-STROKE-EFI225-3-0l0T409000 THRU 0T800999241View
Mercury 2-STROKE-EFI225-3-0l0T801000 THRU 1B417701251View
Mercury 2-STROKE-EFI225-3-0l1B417702 THRU 1B504988251View
Mercury 2-STROKE-EFI225-3-0l1B504989 THRU 2B528096251View
Mercury 2-STROKE-EFI225-3-0l-marathon0T801000 THRU 1B417701251View
Mercury 2-STROKE-EFI225-3-0l-seapro0T801000 THRU 1B417701251View
Mercury 2-STROKE-EFI225x-efi-promax0T430254 THRU 0T819605451View
Mercury 2-STROKE-EFI250-3-0l0T409000 THRU 0T800999241View
Mercury 2-STROKE-EFI250-3-0l0T801000 THRU 1B417701251View
Mercury 2-STROKE-EFI250-3-0l1B417702 THRU 1B504988251View
Mercury 2-STROKE-EFI250-3-0l1B504989 THRU 2B528096251View
Mercury 2-STROKE-EFI250-l-3-0l0T861319 THRU 1B118897251View
Mercury 2-STROKE-EFI3-0l-marathon0T409000 THRU 0T800999241View
Mercury 2-STROKE-EFI3-0l-seapro0T409000 THRU 0T800999241View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T801000 THRU 1B226999451View
Mercury 2-STROKE-EFIv-150-hp-2-5l1B227000 THRU 2B121048451View
Mercury 2-STROKE-EFIv-200-2-5l1B227000 THRU 2B121048451View

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Appears in diagrams of these models

  • 115 HP 3 CYL (1.5L)
  • 75 HP 3 CYL (1.5L)
  • 90 HP 3 CYL (1.5L)
  • 200 (3.0L)
  • 225 (3.0L)
  • 250 (3.0L)
  • 175 HP V6 CYL (2.5L)
  • 250 HP Pro XS 6 CYL (3.0L)
  • 80 HP Jet 3 CYL (1.5L)
  • JP (3.0L)
  • V-150 HP (2.5L)
  • 110 Jet (2.5L)
  • 115 HP Pro XS 3 CYL (1.5L)
  • 125 HP 3 CYL (1.5L)
  • 200 HP 6 CYL (3.0L)
  • 200 HP Pro XS 6 CYL (3.0L)
  • 200 HP XS 6 CYL (2.5L) ROS
  • 200 HP XS SST 6 CYL (2.5L)
  • 225 HP 6 CYL (3.0L)
  • 250 HP 6 CYL (3.0L)
  • 150 HP PRO MAX/SUPER MAG
  • 225 (3.0L) MARATHON
  • 225 (3.0L) SEAPRO
  • 225X EFI PROMAX
  • 250 L (3.0L)
  • 3.0L MARATHON
  • 3.0L SEAPRO
  • 300X (3.0L) PRO MAX
  • V-200 (2.5L)