Mercury outboard spare part 816575A4 (SEAL KIT Gear Housing). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 200 HP 6 CYL (3.0L), 225 (3.0L), 225 MARATHON (3.0L), 225 SEAPRO (3.0L), 2.5XS (2.5L), 200 HP DTS 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 816575A4 (SEAL KIT Gear Housing), documented in 61 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 0T408999-1View
Mercury 2-STROKE-CARB225-marathon-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-CARB225-seapro-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-DFI-OPTIMAX2-5xs-2-5l0T997974 THRU 1E000796-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G386496 THRU 0G589999-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G590000 THRU 0G760299-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G760300 THRU 0G960499-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G960500 THRU 0T178499-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T178500 THRU 0T598999-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T599000 THRU 0T800999-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T801000 THRU 1B417701-1View
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-3-0l0G590000 THRU 0G760299-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G760300 THRU 0G960499-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G960500 THRU 0T178499-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T178500 THRU 0T598999-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T599000 THRU 0T800999-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l0T599000 THRU 1B417701-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-3-0l1E000797 THRU 1E002583-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E002342 THRU 1E051823-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E051824 THRU 1E052994-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T651945 THRU 0T818042-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T818043 THRU 0T997973-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T997974 THRU 1E000796-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E000797 THRU 1E002341-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E002342 THRU 1E051113-1View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E053158 THRU 1E053958-1View
Mercury 2-STROKE-DFI-OPTIMAX3-0l-dsi-diesel-spark-ignition1E052967 THRU 1E054191-1View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l0T997974 THRU 1E003045-1View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l1E003046 THRU 1E052824-1View
Mercury 2-STROKE-EFI200-3-0l0T750164 THRU 0T800999-1View
Mercury 2-STROKE-EFI200-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI200-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-EFI225-3-0l0G129222 THRU 0G760299-1View
Mercury 2-STROKE-EFI225-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-EFI225-3-0l0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFI225-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI225-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-EFI225-3-0l-marathon0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI225-3-0l-seapro0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI250-3-0l0G129222 THRU 0G760299-1View
Mercury 2-STROKE-EFI250-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-EFI250-3-0l0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFI250-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI250-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-EFI250-l-3-0l0T861319 THRU 1B118897-1View
Mercury 2-STROKE-EFI3-0l-marathon0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFI3-0l-seapro0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T235084 THRU 0T429939-1View
Mercury 2-STROKE-EFIv-150-hp0G760300 THRU 0G960499-1View
Mercury 2-STROKE-EFIv-150-hp0G960500 THRU 0T408999-1View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T409000 THRU 0T800999-1View
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-150-hp-mag0D082000 THRU 0G303045-1View
Mercury 2-STROKE-EFIv-150-hp-xri0D082000 THRU 0G303045-1View

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Appears in diagrams of these models

  • 200 HP 6 CYL (3.0L)
  • 225 (3.0L)
  • 225 MARATHON (3.0L)
  • 225 SEAPRO (3.0L)
  • 2.5XS (2.5L)
  • 200 HP DTS 6 CYL (3.0L)