Mercury outboard spare part 823902 (COUPLING). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 300X (3.0L) PRO MAX, 200 HP 6 CYL (3.0L), 250 HP XS 6 CYL (3.0L), 225 HP 6 CYL (3.0L), 225 (3.0L), 250 (3.0L), 225 (3.0L), 225 MARATHON (3.0L), 225 SEAPRO (3.0L), 300 (3.0L) ProMax, JP (3.0L), 250XB (3.0L), 250 L (3.0L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 823902 (COUPLING), documented in 29 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB225-3-0l0D280813 THRU 0G760299421View
Mercury 2-STROKE-CARB225-3-0l0G760300 THRU 0T408999451View
Mercury 2-STROKE-CARB225-marathon-3-0l0G245605 THRU 0G760299421View
Mercury 2-STROKE-CARB225-marathon-3-0l0G760300 THRU 0T408999451View
Mercury 2-STROKE-CARB225-seapro-3-0l0G245605 THRU 0G760299421View
Mercury 2-STROKE-CARB225-seapro-3-0l0G760300 THRU 0T408999451View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G386496 THRU 0G58999942, 441View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G590000 THRU 0G760299451View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G760300 THRU 0G960499451View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G960500 THRU 0T178499451View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G590000 THRU 0G760299451View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G760300 THRU 0G960499451View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G960500 THRU 0T178499451View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T651945 THRU 0T81804246, 49, 501View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T818043 THRU 0T99797346, 48, 501View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T997974 THRU 1E000796501View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l1E003046 THRU 1E052824501View
Mercury 2-STROKE-EFI225-3-0l0G129222 THRU 0G76029942, 441View
Mercury 2-STROKE-EFI225-3-0l0G760300 THRU 0T408999451View
Mercury 2-STROKE-EFI250-3-0l0G129222 THRU 0G76029942, 441View
Mercury 2-STROKE-EFI250-3-0l0G760300 THRU 0T408999451View
Mercury 2-STROKE-EFI250-l-3-0l0T861319 THRU 1B118897481View
Mercury 2-STROKE-EFI250xb-3-0l0G980600 THRU 0T80099946, 501View
Mercury 2-STROKE-EFI300-3-0l-promax0G610221 THRU 0T10529741, 46, 48, 491View
Mercury 2-STROKE-EFI300-3-0l-supermagnum0G610221 THRU 0T10529741, 46, 48, 491View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T235084 THRU 0T42993941, 48, 50, 511View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T429940 THRU 0T99958741, 48, 50, 511View
Mercury 2-STROKE-EFIv-150-hp-mag0D082000 THRU 0G303045451View
Mercury 2-STROKE-EFIv-150-hp-xri0D082000 THRU 0G303045451View

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Appears in diagrams of these models

  • 300X (3.0L) PRO MAX
  • 200 HP 6 CYL (3.0L)
  • 250 HP XS 6 CYL (3.0L)
  • 225 HP 6 CYL (3.0L)
  • 225 (3.0L)
  • 250 (3.0L)
  • 225 (3.0L)
  • 225 MARATHON (3.0L)
  • 225 SEAPRO (3.0L)
  • 300 (3.0L) ProMax
  • JP (3.0L)
  • 250XB (3.0L)
  • 250 L (3.0L)