Mercury outboard spare part 17621 (SCREW). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits V-175, 200 HP XS 6 CYL (2.5L), 300X (3.0L) PRO MAX, 250 HP XS 6 CYL (3.0L), 225 EFI PRO MAX/SUPER MAG, 200 EFI PRO MAX/SUPER MAG, 250/275, 150/200 HP PRO MAX/SUPER MAG, 225X EFI PROMAX, 300 (3.0L) ProMax, 300 (3.0L) SuperMagnum. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 17621 (SCREW), documented in 23 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB250-2750C101891 THRU 0D224591142View
Mercury 2-STROKE-CARBv-1750C239553 THRU 0D081999122View
Mercury 2-STROKE-CARBv-1750D082000 THRU 0G303045122View
Mercury 2-STROKE-CARBv-1750G303046 THRU 0G760299122View
Mercury 2-STROKE-CARBv-1750G760300 THRU 0G960499122View
Mercury 2-STROKE-CARBv-1754301235 THRU 0C100860122View
Mercury 2-STROKE-CARBv-1758058870 THRU 0B384939122View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l0T235000 THRU 0T818180122View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l0T818181 THRU 1E000796122View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l1E000797 THRU 1E002110122View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T651945 THRU 0T818042122View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T818043 THRU 0T997973122View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T997974 THRU 1E000796122View
Mercury 2-STROKE-EFI150-200-hp-pro-max-super-mag0G610050 THRU 0G856999122View
Mercury 2-STROKE-EFI200-efi-pro-max-super-mag0G857000 THRU 0G858150122View
Mercury 2-STROKE-EFI225-efi-pro-max-super-mag0G610104 THRU 0G856999122View
Mercury 2-STROKE-EFI225-efi-pro-max-super-mag0G857000 THRU 0T429939122View
Mercury 2-STROKE-EFI225-efi-pro-max-super-magARCHIVE CAT 80918495122View
Mercury 2-STROKE-EFI225x-efi-promax0T430254 THRU 0T819605122View
Mercury 2-STROKE-EFI300-3-0l-promax0G610221 THRU 0T105297122View
Mercury 2-STROKE-EFI300-3-0l-supermagnum0G610221 THRU 0T105297122View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T235084 THRU 0T429939122View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T429940 THRU 0T999587122View

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Appears in diagrams of these models

  • V-175
  • 200 HP XS 6 CYL (2.5L)
  • 300X (3.0L) PRO MAX
  • 250 HP XS 6 CYL (3.0L)
  • 225 EFI PRO MAX/SUPER MAG
  • 200 EFI PRO MAX/SUPER MAG
  • 250/275
  • 150/200 HP PRO MAX/SUPER MAG
  • 225X EFI PROMAX
  • 300 (3.0L) ProMax
  • 300 (3.0L) SuperMagnum