Mercury outboard spare part 891570050 (SCREW (M8 x 50)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 300X (3.0L) PRO MAX, 225 HP Pro XS 6 CYL (3.0L), 250 HP Pro XS 6 CYL (3.0L), JP (3.0L), 200 HP 6 CYL (3.0L), 200 HP Pro XS 6 CYL (3.0L), 225 HP 6 CYL (3.0L), 250 HP 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 891570050 (SCREW (M8 x 50)), documented in 10 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B504989 THRU 1B912785294View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-pro-xs-6-cyl-3-0l1B504989 THRU 1B912785294View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B504989 THRU 2B535086294View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-pro-xs-6-cyl-3-0l1B104549 THRU 1B4265603440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-6-cyl-3-0l1B528615 THRU 2B535086294View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-pro-xs-6-cyl-3-0l1B426561 THRU 1B752546294, 40View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-pro-xs-6-cyl-3-0l1B752547 THRU 2B5356083440View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l0T997974 THRU 1E00304529, 344, 40View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T235084 THRU 0T4299393440View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T429940 THRU 0T9995873440View

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Appears in diagrams of these models

  • 300X (3.0L) PRO MAX
  • 225 HP Pro XS 6 CYL (3.0L)
  • 250 HP Pro XS 6 CYL (3.0L)
  • JP (3.0L)
  • 200 HP 6 CYL (3.0L)
  • 200 HP Pro XS 6 CYL (3.0L)
  • 225 HP 6 CYL (3.0L)
  • 250 HP 6 CYL (3.0L)