Mercury outboard spare part 86943T (INSTALLER TOOL Needle Bearing - Forward Gear Gear Housing). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 200 HP 6 CYL (3.0L), 200 HP DTS 6 CYL (3.0L), 225 HP 6 CYL (3.0L), 225 HP DTS 6 CYL (3.0L), 175 HP V6 CYL (2.5L), 200 HP Pro XS 6 CYL (3.0L), V-150 HP (2.5L), 250 HP 6 CYL (3.0L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 86943T (INSTALLER TOOL Needle Bearing - Forward Gear Gear Housing), documented in 38 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 1B974227-1View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-pro-xs-6-cyl-2-5l1B516339 THRU 2B535624-1View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l0T178500 THRU 0T80099901View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l0T801000 THRU 1B22699901View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l1B227000 THRU 1B41770101View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T178500 THRU 0T59899901View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T599000 THRU 0T80099901View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l0T980000 THRU 1B417701-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T178500 THRU 0T59899901View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T599000 THRU 0T80099901View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-EFI200-3-0l0T750164 THRU 0T80099901View
Mercury 2-STROKE-EFI200-3-0l0T801000 THRU 1B41770101View
Mercury 2-STROKE-EFI200-3-0l1B417702 THRU 1B50498801View
Mercury 2-STROKE-EFI200-3-0l1B504989 THRU 2B52809601View
Mercury 2-STROKE-EFI225-3-0l0T409000 THRU 0T80099901View
Mercury 2-STROKE-EFI225-3-0l0T801000 THRU 1B41770101View
Mercury 2-STROKE-EFI225-3-0l1B417702 THRU 1B50498801View
Mercury 2-STROKE-EFI225-3-0l1B504989 THRU 2B52809601View
Mercury 2-STROKE-EFI225-3-0l-marathon0T801000 THRU 1B41770101View
Mercury 2-STROKE-EFI225-3-0l-seapro0T801000 THRU 1B41770101View
Mercury 2-STROKE-EFI250-3-0l0T409000 THRU 0T80099901View
Mercury 2-STROKE-EFI250-3-0l0T801000 THRU 1B41770101View
Mercury 2-STROKE-EFI250-3-0l1B417702 THRU 1B50498801View
Mercury 2-STROKE-EFI250-3-0l1B504989 THRU 2B52809601View
Mercury 2-STROKE-EFI250-l-3-0l0T861319 THRU 1B11889701View
Mercury 2-STROKE-EFI3-0l-marathon0T409000 THRU 0T80099901View
Mercury 2-STROKE-EFI3-0l-seapro0T409000 THRU 0T80099901View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T409000 THRU 0T80099901View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T801000 THRU 1B226999-1View
Mercury 2-STROKE-EFIv-150-hp-2-5l1B227000 THRU 2B121048-1View
Mercury 2-STROKE-EFIv-175-efi-2-5l0T409000 THRU 0T80099901View
Mercury 2-STROKE-EFIv-200-2-5l0T409000 THRU 0T80099901View
Mercury 2-STROKE-EFIv-200-2-5l0T801000 THRU 1B22699901View
Mercury 2-STROKE-EFIv-200-2-5l1B227000 THRU 2B12104801View

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Appears in diagrams of these models

  • 200 HP 6 CYL (3.0L)
  • 200 HP DTS 6 CYL (3.0L)
  • 225 HP 6 CYL (3.0L)
  • 225 HP DTS 6 CYL (3.0L)
  • 175 HP V6 CYL (2.5L)
  • 200 HP Pro XS 6 CYL (3.0L)
  • V-150 HP (2.5L)
  • 250 HP 6 CYL (3.0L)