Mercury outboard spare part 8M0204657 (PLUG). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 115 HP EFI, 100 HP EFI, 105 HP EFI Jet, 115 HP EFI SeaPro, 135 HP EFI, 150 HP EFI SeaPro, 150 HP EFI, 150R HP 3.4L V6, 200R HP 3.4L V6 Racing, 250 HP 4.6L V8 Verado, 300 HP 4.6L V8 AMS SeaPro, 115 HP V6 CYL (2.5L), 150 HP Pro XS 6 CYL (2.5L), 200 HP XS 6 CYL (2.5L) ROS, 200 HP XS SST 6 CYL (2.5L), 115 HP EFI Pro XS, 175 HP 3.4L V6 Pro XS, 175 HP 3.4L V6, 200 HP 3.4L V6 SeaPro, 200 HP 3.4L V6, 200 HP 4.6L V8 Pro XS, 200 HP Pro Verado 6 CYL, 200 HP Verado 6 CYL, 200 ROS HP 3.4L V6 15 Inch Midsection Racing, 200R HP 3.4L V6 15 Inch Midsection Racing, 225 HP 3.4L V6, 225 HP 4.6L V8 Pro XS, 225 HP 4.6L V8 SeaPro, 225 HP Verado 6 CYL, 250 HP 4.6L V8 Pro XS, 250 HP 4.6L V8 SeaPro, 250 HP 4.6L V8, 250 HP Verado 6 CYL, 250R HP 4.6L V8 Racing, 275 HP Verado 6 CYL, 300 HP 4.6L V8 CMS SeaPro, 300 HP 4.6L V8 CMS, 300 HP 4.6L V8 Pro XS, 300R HP 4.6L V8 15 Inch Midsection Racing, 300R HP 4.6L V8 AMS Racing. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8M0204657 (PLUG), documented in 60 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-DFI-OPTIMAX115-hp-v6-cyl-2-5l0G960500 THRU 0T17849961View
Mercury 2-STROKE-DFI-OPTIMAX150-hp-pro-xs-6-cyl-2-5l1B690542 THRU 2B53557261View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l-ros1E050852 THRU 1E053876251View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-sst-6-cyl-2-5l1E050629 THRU 1E053875251View
Mercury 4-STROKE-EFI115-hp-efi-pro-xs2B225488 UP52View
Mercury 4-STROKE-EFI150r-hp-3-4l-v63B547096 UP152View
Mercury 4-STROKE-EFI150r-hp-3-4l-v63B648748 UP152View
Mercury 4-STROKE-EFI175-hp-3-4l-v62B529482 UP152View
Mercury 4-STROKE-EFI175-hp-3-4l-v6-pro-xs2B529482 UP152View
Mercury 4-STROKE-EFI200-hp-3-4l-v62B529482 UP152View
Mercury 4-STROKE-EFI200-hp-3-4l-v6-seapro2B529482 UP152View
Mercury 4-STROKE-EFI200-hp-4-6l-v8-pro-xs2B529482 UP152View
Mercury 4-STROKE-EFI200-hp-pro-verado-6-cyl2B144123 THRU 2B577715152View
Mercury 4-STROKE-EFI200-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI200-ros-hp-3-4l-v6-15-inch-midsection-racing1E054618 UP152View
Mercury 4-STROKE-EFI200r-hp-3-4l-v6-15-inch-midsection-racing1E054618 UP152View
Mercury 4-STROKE-EFI200r-hp-3-4l-v6-racing3B547096 UP152View
Mercury 4-STROKE-EFI200r-hp-3-4l-v6-racing3B648748 UP152View
Mercury 4-STROKE-EFI225-hp-3-4l-v62B529482 UP152View
Mercury 4-STROKE-EFI225-hp-4-6l-v8-pro-xs2B529482 UP152View
Mercury 4-STROKE-EFI225-hp-4-6l-v8-seapro2B529482 UP152View
Mercury 4-STROKE-EFI225-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI250-hp-4-6l-v82B529482 UP152View
Mercury 4-STROKE-EFI250-hp-4-6l-v8-pro-xs2B529482 UP152View
Mercury 4-STROKE-EFI250-hp-4-6l-v8-seapro2B529482 UP152View
Mercury 4-STROKE-EFI250-hp-4-6l-v8-verado2B529482 UP15, 52View
Mercury 4-STROKE-EFI250-hp-pro-verado-6-cyl2B144123 THRU 2B577715152View
Mercury 4-STROKE-EFI250-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI250r-hp-4-6l-v8-racing1E080500 UP152View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI300-hp-4-6l-v82B529482 UP152View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-ams-seapro2B529482 UP15, 52View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms2B529482 UP152View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms-seapro2B529482 UP152View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-pro-xs2B529482 UP152View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-verado2B529482 UP15, 52View
Mercury 4-STROKE-EFI300-hp-pro-verado-6-cyl2B144123 THRU 2B577715152View
Mercury 4-STROKE-EFI300-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI300-ros-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP152View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP152View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-ams-racing1E081459 UP152View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-racing1E080500 UP152View
Mercury 4-STROKE-EFI350-hp-2-6l-l6-pro-verado2B141124 THRU 3B342962152View
Mercury 4-STROKE-EFI350-hp-2-6l-l6-verado2B141617 THRU 3B342962152View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado3B266064 THRU 3B576448152View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado3B576449 UP152View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado-seapro3B266064 UP152View
Mercury 4-STROKE-EFI400-hp-2-6l-l6-verado2B618256 THRU 3B342962152View
Mercury 4-STROKE-EFI400-hp-5-7l-v10-verado3B266064 UP152View
Mercury 4-STROKE-EFI400r-hp-2-6l-l6-racing2B141124 THRU 3B342962152View
Mercury 4-STROKE-EFI400r-hp-5-7l-v10-racing3B272954 UP152View
Mercury 4-STROKE-EFI425-hp-5-7l-v10-verado3B576447 UP152View
Mercury 4-STROKE-EFI450r-hp-4-6l-v8-racing1E083006 THRU 1E09972062View
Mercury 4-STROKE-EFI500-hp-7-6l-v12-seapro3B060047 UP62View
Mercury 4-STROKE-EFI500r-hp-4-6l-v8-racing1E099432 UP62View
Mercury 4-STROKE-EFI600-hp-7-6l-v12-verado3B060047 UP62View
Mercury 4-STROKE-EFI65-hp-efi-jet2B095049 UP52View
Mercury 4-STROKE-EFI75-hp-efi2B095049 UP52View
Mercury 4-STROKE-EFI75-hp-efi-seapro2B095049 UP52View
Mercury 4-STROKE-EFI80-hp-efi-jet2B095049 UP52View

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Appears in diagrams of these models

  • 115 HP EFI
  • 100 HP EFI
  • 105 HP EFI Jet
  • 115 HP EFI SeaPro
  • 135 HP EFI
  • 150 HP EFI SeaPro
  • 150 HP EFI
  • 150R HP 3.4L V6
  • 200R HP 3.4L V6 Racing
  • 250 HP 4.6L V8 Verado
  • 300 HP 4.6L V8 AMS SeaPro
  • 115 HP V6 CYL (2.5L)
  • 150 HP Pro XS 6 CYL (2.5L)
  • 200 HP XS 6 CYL (2.5L) ROS
  • 200 HP XS SST 6 CYL (2.5L)
  • 115 HP EFI Pro XS
  • 175 HP 3.4L V6 Pro XS
  • 175 HP 3.4L V6
  • 200 HP 3.4L V6 SeaPro
  • 200 HP 3.4L V6
  • 200 HP 4.6L V8 Pro XS
  • 200 HP Pro Verado 6 CYL
  • 200 HP Verado 6 CYL
  • 200 ROS HP 3.4L V6 15 Inch Midsection Racing
  • 200R HP 3.4L V6 15 Inch Midsection Racing
  • 225 HP 3.4L V6
  • 225 HP 4.6L V8 Pro XS
  • 225 HP 4.6L V8 SeaPro
  • 225 HP Verado 6 CYL
  • 250 HP 4.6L V8 Pro XS
  • 250 HP 4.6L V8 SeaPro
  • 250 HP 4.6L V8
  • 250 HP Verado 6 CYL
  • 250R HP 4.6L V8 Racing
  • 275 HP Verado 6 CYL
  • 300 HP 4.6L V8 CMS SeaPro
  • 300 HP 4.6L V8 CMS
  • 300 HP 4.6L V8 Pro XS
  • 300R HP 4.6L V8 15 Inch Midsection Racing
  • 300R HP 4.6L V8 AMS Racing