Mercury outboard spare part 857149T05 (PUMP ASSEMBLY Oil). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 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), 250 HP Pro XS 6 CYL (3.0L), 110 Jet (2.5L), 200 HP XS 6 CYL (2.5L) ROS, 200 HP XS SST 6 CYL (2.5L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 857149T05 (PUMP ASSEMBLY Oil), documented in 8 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB110-jet-2-5l1B690542 THRU 1B97422761View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B504989 THRU 1B91278518, 191View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-pro-xs-6-cyl-3-0l1B504989 THRU 1B91278518, 191View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l-ros1E050852 THRU 1E05387691View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-sst-6-cyl-2-5l1E050629 THRU 1E05387591View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B504989 THRU 2B53508618, 191View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-6-cyl-3-0l1B528615 THRU 2B53508618, 191View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-pro-xs-6-cyl-3-0l1B426561 THRU 1B752546181View

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Appears in diagrams of these models

  • 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)
  • 250 HP Pro XS 6 CYL (3.0L)
  • 110 Jet (2.5L)
  • 200 HP XS 6 CYL (2.5L) ROS
  • 200 HP XS SST 6 CYL (2.5L)