Mercury outboard spare part 8M0000518 (SCREW (M12 x 175)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 250 HP XS 6 CYL (3.0L), 250 HP Sport XS 6 CYL (2.5L), 300 HP XS 6 CYL (3.2L), JP (3.0L), 300X (3.0L) PRO MAX, 3.0L DSI (Diesel Spark Ignition), 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 8M0000518 (SCREW (M12 x 175)), documented in 6 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E051824 THRU 1E052994212View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E000797 THRU 1E002341212View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E053158 THRU 1E053958212View
Mercury 2-STROKE-DFI-OPTIMAX3-0l-dsi-diesel-spark-ignition1E052967 THRU 1E054191212View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l1E003046 THRU 1E052824212View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T429940 THRU 0T999587152View

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Appears in diagrams of these models

  • 250 HP XS 6 CYL (3.0L)
  • 250 HP Sport XS 6 CYL (2.5L)
  • 300 HP XS 6 CYL (3.2L)
  • JP (3.0L)
  • 300X (3.0L) PRO MAX
  • 3.0L DSI (Diesel Spark Ignition)
  • 300 (3.0L) ProMax
  • 300 (3.0L) SuperMagnum