Mercury outboard spare part 8M0230991 (MANIFOLD Intake Port). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 200 HP 4.6L V8 Pro XS, 225 HP 4.6L V8 Pro XS, 225 HP 4.6L V8 SeaPro, 250R HP 4.6L V8 Racing, 300 HP 4.6L V8 AMS SeaPro, 300 HP 4.6L V8 CMS SeaPro, 300 HP 4.6L V8 CMS, 300 HP 4.6L V8 Pro XS, 300 HP 4.6L V8 Verado, 300 HP 4.6L V8, 300R HP 4.6L V8 Racing, 350 HP 5.7L V10 Verado, 250 4.6L V8 APX, 300 ROS HP 4.6L V8 15 Inch Midsection Racing, 300R HP 4.6L V8 15 Inch Midsection Racing, 300R HP 4.6L V8 AMS Racing, 350 HP 5.7L V10 Verado SeaPro, 360 HP 4.6L V8 APX, 400 HP 5.7L V10 Verado, 400R HP 5.7L V10 Racing, 425 HP 5.7L V10 Verado, 500 HP 7.6L V12 SeaPro, 600 HP 7.6L V12 Verado. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8M0230991 (MANIFOLD Intake Port), documented in 21 exploded diagram location(s), across the 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 4-STROKE-EFI200-hp-4-6l-v8-pro-xs2B529482 UP171View
Mercury 4-STROKE-EFI250-4-6l-v8-apx1E054548 UP201View
Mercury 4-STROKE-EFI250-hp-4-6l-v8-verado2B529482 UP171View
Mercury 4-STROKE-EFI300-hp-4-6l-v82B529482 UP171View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-ams-seapro2B529482 UP171View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms2B529482 UP171View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms-seapro2B529482 UP171View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-pro-xs2B529482 UP171View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-verado2B529482 UP171View
Mercury 4-STROKE-EFI300-ros-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP201View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP201View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-ams-racing1E081459 UP201View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado3B266064 THRU 3B576448201View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado3B576449 UP201View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado-seapro3B266064 UP201View
Mercury 4-STROKE-EFI360-hp-4-6l-v8-apx1E054247 UP201View
Mercury 4-STROKE-EFI400-hp-5-7l-v10-verado3B266064 UP201View
Mercury 4-STROKE-EFI400r-hp-5-7l-v10-racing3B272954 UP201View
Mercury 4-STROKE-EFI425-hp-5-7l-v10-verado3B576447 UP201View
Mercury 4-STROKE-EFI500-hp-7-6l-v12-seapro3B060047 UP201View
Mercury 4-STROKE-EFI600-hp-7-6l-v12-verado3B060047 UP201View

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Appears in diagrams of these models

  • 200 HP 4.6L V8 Pro XS
  • 225 HP 4.6L V8 Pro XS
  • 225 HP 4.6L V8 SeaPro
  • 250R HP 4.6L V8 Racing
  • 300 HP 4.6L V8 AMS SeaPro
  • 300 HP 4.6L V8 CMS SeaPro
  • 300 HP 4.6L V8 CMS
  • 300 HP 4.6L V8 Pro XS
  • 300 HP 4.6L V8 Verado
  • 300 HP 4.6L V8
  • 300R HP 4.6L V8 Racing
  • 350 HP 5.7L V10 Verado
  • 250 4.6L V8 APX
  • 300 ROS HP 4.6L V8 15 Inch Midsection Racing
  • 300R HP 4.6L V8 15 Inch Midsection Racing
  • 300R HP 4.6L V8 AMS Racing
  • 350 HP 5.7L V10 Verado SeaPro
  • 360 HP 4.6L V8 APX
  • 400 HP 5.7L V10 Verado
  • 400R HP 5.7L V10 Racing
  • 425 HP 5.7L V10 Verado
  • 500 HP 7.6L V12 SeaPro
  • 600 HP 7.6L V12 Verado