Mercury outboard spare part 8055571 (SCREW (.3125-18 x .50)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 135 HP V6 CYL (2.5L), 150 HP V6 CYL (2.5L), 175 HP V6 CYL (2.5L), V-150 HP (2.5L), V-150 HP, V-175 HP, V-200 (2.5L), V-175, XR-6 / MAGNUM III, V-175XRI, V-200XRI, 110 Jet (2.5L), V-150, 115 HP V6 CYL (2.5L), 150 HP Pro XS 6 CYL (2.5L), 175 HP Pro XS 6 CYL (2.5L), V-175 EFI (2.5L), V-175 MAGNUM, V-200. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8055571 (SCREW (.3125-18 x .50)), documented in 26 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 1B974227324View
Mercury 2-STROKE-DFI-OPTIMAX115-hp-v6-cyl-2-5l0G960500 THRU 0T178499334View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l0G590000 THRU 0G760299444View
Mercury 2-STROKE-DFI-OPTIMAX150-hp-pro-xs-6-cyl-2-5l1B690542 THRU 2B535572334View
Mercury 2-STROKE-DFI-OPTIMAX150-hp-v6-cyl-2-5l0G590000 THRU 0G760299444View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-pro-xs-6-cyl-2-5l1B516339 THRU 2B535624324View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l0T178500 THRU 0T800999324View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l0T801000 THRU 1B226999324View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l1B227000 THRU 1B417701324View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l1B417702 THRU 1B508457324View
Mercury 2-STROKE-EFIv-150-hp0G303046 THRU 0G760299394View
Mercury 2-STROKE-EFIv-150-hp0G760300 THRU 0G960499394View
Mercury 2-STROKE-EFIv-150-hp0G960500 THRU 0T408999394View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T409000 THRU 0T800999394View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T801000 THRU 1B226999324View
Mercury 2-STROKE-EFIv-150-hp-2-5l1B227000 THRU 2B121048324View
Mercury 2-STROKE-EFIv-175-efi-2-5l0T409000 THRU 0T800999394View
Mercury 2-STROKE-EFIv-175-hp0G303046 THRU 0G760299394View
Mercury 2-STROKE-EFIv-175-hp0G760300 THRU 0G960499394View
Mercury 2-STROKE-EFIv-175-hp0G960500 THRU 0T408999394View
Mercury 2-STROKE-EFIv-175-magnum0D000750 THRU 0D081999394View
Mercury 2-STROKE-EFIv-175xri0D082000 THRU 0G303045444View
Mercury 2-STROKE-EFIv-200-2-5l0T409000 THRU 0T800999394View
Mercury 2-STROKE-EFIv-200-2-5l0T801000 THRU 1B226999324View
Mercury 2-STROKE-EFIv-200-2-5l1B227000 THRU 2B121048324View
Mercury 2-STROKE-EFIv-200xri0D082000 THRU 0G303045444View

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Appears in diagrams of these models

  • 135 HP V6 CYL (2.5L)
  • 150 HP V6 CYL (2.5L)
  • 175 HP V6 CYL (2.5L)
  • V-150 HP (2.5L)
  • V-150 HP
  • V-175 HP
  • V-200 (2.5L)
  • V-175
  • XR-6 / MAGNUM III
  • V-175XRI
  • V-200XRI
  • 110 Jet (2.5L)
  • V-150
  • 115 HP V6 CYL (2.5L)
  • 150 HP Pro XS 6 CYL (2.5L)
  • 175 HP Pro XS 6 CYL (2.5L)
  • V-175 EFI (2.5L)
  • V-175 MAGNUM
  • V-200