Mercury outboard spare part 859096 (SCREW (M8 x 50)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 200 HP 6 CYL (3.0L), 225 HP 6 CYL (3.0L), 250 HP XS 6 CYL (3.0L), 200 (3.0L), 200 HP DTS 6 CYL (3.0L), 225 HP DTS 6 CYL (3.0L), 225 (3.0L), 250 (3.0L), 200 HP Pro XS 6 CYL (3.0L), 250 HP Sport XS 6 CYL (2.5L), 300 HP XS 6 CYL (3.2L), JP (3.0L), 225 HP SPORT XS 6 CYL (2.5L), 225 HP Sport XS 6 CYL (3.0L), 225 HP XS 6 CYL (2.5L), 250 HP 6 CYL (3.0L), 3.0L DSI (Diesel Spark Ignition), 225 (3.0L) MARATHON, 225 (3.0L) SEAPRO, 250 L (3.0L), 3.0L MARATHON, 3.0L SEAPRO, 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 859096 (SCREW (M8 x 50)), documented in 51 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G590000 THRU 0G7602993440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G760300 THRU 0G9604993440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T801000 THRU 1B4177013440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B417702 THRU 1B5049883440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B504989 THRU 1B9127853440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B912786 THRU 2B5355713440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l0T980000 THRU 1B4177013440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l1B417702 THRU 1B5049883440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l1B504989 THRU 1B9647353440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-pro-xs-6-cyl-3-0l1B504989 THRU 1B9127853440View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-pro-xs-6-cyl-3-0l1B912786 THRU 2B5355713440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G590000 THRU 0G7602993440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G760300 THRU 0G9604993440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T801000 THRU 1B4177013440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B417702 THRU 1B5049883440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B504989 THRU 2B5350863440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l0T599000 THRU 1B4177013440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B417702 THRU 1B5049883440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B504989 THRU 1B9647353440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-2-5l1E002584 THRU 1E0508253440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-3-0l1E000797 THRU 1E0025833440View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-xs-6-cyl-2-5l1E002584 THRU 1B7921953440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-6-cyl-3-0l1B528615 THRU 2B5350863440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E002342 THRU 1E0518233440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E051824 THRU 1E0529943440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T818043 THRU 0T9979733440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T997974 THRU 1E0007963440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E000797 THRU 1E0023413440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E002342 THRU 1E0511133440View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E053158 THRU 1E0539583440View
Mercury 2-STROKE-DFI-OPTIMAX3-0l-dsi-diesel-spark-ignition1E052967 THRU 1E0541913440View
Mercury 2-STROKE-DFI-OPTIMAX300-hp-xs-6-cyl-3-2l1E001867 THRU 1E0520573440View
Mercury 2-STROKE-DFI-OPTIMAX300-hp-xs-6-cyl-3-2l1E052058 THRU 1E0539873440View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l1E003046 THRU 1E0528243440View
Mercury 2-STROKE-EFI200-3-0l0T750164 THRU 0T8009994140View
Mercury 2-STROKE-EFI200-3-0l0T801000 THRU 1B4177014140View
Mercury 2-STROKE-EFI200-3-0l1B417702 THRU 1B5049884140View
Mercury 2-STROKE-EFI200-3-0l1B504989 THRU 2B5280964140View
Mercury 2-STROKE-EFI225-3-0l0T801000 THRU 1B4177014140View
Mercury 2-STROKE-EFI225-3-0l1B417702 THRU 1B5049884140View
Mercury 2-STROKE-EFI225-3-0l1B504989 THRU 2B5280964140View
Mercury 2-STROKE-EFI225-3-0l-marathon0T801000 THRU 1B4177014140View
Mercury 2-STROKE-EFI225-3-0l-seapro0T801000 THRU 1B4177014140View
Mercury 2-STROKE-EFI250-3-0l0T801000 THRU 1B4177014140View
Mercury 2-STROKE-EFI250-3-0l1B417702 THRU 1B5049884140View
Mercury 2-STROKE-EFI250-3-0l1B504989 THRU 2B5280964140View
Mercury 2-STROKE-EFI250-l-3-0l0T861319 THRU 1B1188974140View
Mercury 2-STROKE-EFI3-0l-marathon0T409000 THRU 0T8009994140View
Mercury 2-STROKE-EFI3-0l-seapro0T409000 THRU 0T8009994140View
Mercury 2-STROKE-EFI300-3-0l-promax0G610221 THRU 0T1052974140View
Mercury 2-STROKE-EFI300-3-0l-supermagnum0G610221 THRU 0T1052974140View

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Appears in diagrams of these models

  • 200 HP 6 CYL (3.0L)
  • 225 HP 6 CYL (3.0L)
  • 250 HP XS 6 CYL (3.0L)
  • 200 (3.0L)
  • 200 HP DTS 6 CYL (3.0L)
  • 225 HP DTS 6 CYL (3.0L)
  • 225 (3.0L)
  • 250 (3.0L)
  • 200 HP Pro XS 6 CYL (3.0L)
  • 250 HP Sport XS 6 CYL (2.5L)
  • 300 HP XS 6 CYL (3.2L)
  • JP (3.0L)
  • 225 HP SPORT XS 6 CYL (2.5L)
  • 225 HP Sport XS 6 CYL (3.0L)
  • 225 HP XS 6 CYL (2.5L)
  • 250 HP 6 CYL (3.0L)
  • 3.0L DSI (Diesel Spark Ignition)
  • 225 (3.0L) MARATHON
  • 225 (3.0L) SEAPRO
  • 250 L (3.0L)
  • 3.0L MARATHON
  • 3.0L SEAPRO
  • 300 (3.0L) ProMax
  • 300 (3.0L) SuperMagnum