Mercury outboard spare part 8163851 (MOUNT Upper). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 200 HP 6 CYL (3.0L), 225 HP 6 CYL (3.0L), 8 HP, 6 HP, 200 HP DTS 6 CYL (3.0L), 225 HP DTS 6 CYL (3.0L), 200 (3.0L), 225 (3.0L), 225 MARATHON (3.0L), 225 SEAPRO (3.0L), 200 HP Pro XS 6 CYL (3.0L), 250 HP Pro XS 6 CYL (3.0L), JP (3.0L), 2.5XS (2.5L), 225 HP SPORT XS 6 CYL (2.5L), 225 HP Sport XS 6 CYL (3.0L), 225 HP XS 6 CYL (2.5L), 250 HP 6 CYL (3.0L), 150 HP PRO MAX/SUPER MAG, 200 EFI PRO MAX/SUPER MAG, 225 (3.0L) MARATHON, 225 (3.0L) SEAPRO. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8163851 (MOUNT Upper), documented in 60 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB225-3-0l0G760300 THRU 0T408999222View
Mercury 2-STROKE-CARB225-marathon-3-0l0G760300 THRU 0T408999222View
Mercury 2-STROKE-CARB225-seapro-3-0l0G760300 THRU 0T408999222View
Mercury 2-STROKE-DFI-OPTIMAX2-5xs-2-5l0T997974 THRU 1E000796232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G386496 THRU 0G589999222View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G590000 THRU 0G760299232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G760300 THRU 0G960499232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G960500 THRU 0T178499232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T178500 THRU 0T598999222View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T599000 THRU 0T800999222View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T801000 THRU 1B417701232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B417702 THRU 1B504988232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B912786 THRU 2B535571232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l0T980000 THRU 1B417701232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l1B417702 THRU 1B504988232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l1B504989 THRU 1B964735232View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-pro-xs-6-cyl-3-0l1B912786 THRU 2B535571232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G590000 THRU 0G760299232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G760300 THRU 0G960499232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G960500 THRU 0T178499232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T178500 THRU 0T598999222View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T599000 THRU 0T800999222View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T801000 THRU 1B417701232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B417702 THRU 1B504988232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l0T599000 THRU 1B417701232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B417702 THRU 1B504988232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B504989 THRU 1B964735232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-2-5l1E002584 THRU 1E050825232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-3-0l1E000797 THRU 1E002583232View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-xs-6-cyl-2-5l1E002584 THRU 1B792195232View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-pro-xs-6-cyl-3-0l1B426561 THRU 1B752546232View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l0T997974 THRU 1E003045222View
Mercury 2-STROKE-EFI200-3-0l0T801000 THRU 1B417701232View
Mercury 2-STROKE-EFI200-3-0l1B417702 THRU 1B504988232View
Mercury 2-STROKE-EFI200-3-0l1B504989 THRU 2B528096232View
Mercury 2-STROKE-EFI225-3-0l0G760300 THRU 0T408999222View
Mercury 2-STROKE-EFI225-3-0l0T409000 THRU 0T800999222View
Mercury 2-STROKE-EFI225-3-0l0T801000 THRU 1B417701222View
Mercury 2-STROKE-EFI225-3-0l1B417702 THRU 1B504988222View
Mercury 2-STROKE-EFI225-3-0l1B504989 THRU 2B528096222View
Mercury 2-STROKE-EFI225-3-0l-marathon0T801000 THRU 1B417701222View
Mercury 2-STROKE-EFI225-3-0l-seapro0T801000 THRU 1B417701222View
Mercury 2-STROKE-EFI250-3-0l0G760300 THRU 0T408999222View
Mercury 2-STROKE-EFI250-3-0l0T409000 THRU 0T800999222View
Mercury 2-STROKE-EFI250-3-0l0T801000 THRU 1B417701232View
Mercury 2-STROKE-EFI250-3-0l1B417702 THRU 1B504988232View
Mercury 2-STROKE-EFI250-3-0l1B504989 THRU 2B528096232View
Mercury 2-STROKE-EFI250-l-3-0l0T861319 THRU 1B118897232View
Mercury 2-STROKE-EFI250xb-3-0l0G980600 THRU 0T800999222View
Mercury 2-STROKE-EFI3-0l-marathon0T409000 THRU 0T800999232View
Mercury 2-STROKE-EFI3-0l-seapro0T409000 THRU 0T800999232View
Mercury 2-STROKE-EFIv-150-hp0G303046 THRU 0G760299222View
Mercury 2-STROKE-EFIv-150-hp0G760300 THRU 0G960499222View
Mercury 2-STROKE-EFIv-150-hp0G960500 THRU 0T408999222View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T409000 THRU 0T800999222View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T801000 THRU 1B226999232View
Mercury 2-STROKE-EFIv-150-hp-2-5l1B227000 THRU 2B121048232View
Mercury 2-STROKE-EFIv-175xri0D000750 THRU 0D081999232View
Mercury 2-STROKE-EFIv-2000C100861 THRU 0C999999232View
Mercury 2-STROKE-EFIv-200xri0C291520 THRU 0D081999232View

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Appears in diagrams of these models

  • 200 HP 6 CYL (3.0L)
  • 225 HP 6 CYL (3.0L)
  • 8 HP
  • 6 HP
  • 200 HP DTS 6 CYL (3.0L)
  • 225 HP DTS 6 CYL (3.0L)
  • 200 (3.0L)
  • 225 (3.0L)
  • 225 MARATHON (3.0L)
  • 225 SEAPRO (3.0L)
  • 200 HP Pro XS 6 CYL (3.0L)
  • 250 HP Pro XS 6 CYL (3.0L)
  • JP (3.0L)
  • 2.5XS (2.5L)
  • 225 HP SPORT XS 6 CYL (2.5L)
  • 225 HP Sport XS 6 CYL (3.0L)
  • 225 HP XS 6 CYL (2.5L)
  • 250 HP 6 CYL (3.0L)
  • 150 HP PRO MAX/SUPER MAG
  • 200 EFI PRO MAX/SUPER MAG
  • 225 (3.0L) MARATHON
  • 225 (3.0L) SEAPRO