Mercury outboard spare part 8M0149932 (300 HR MAINTENANCE KIT V8 4 Stroke). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 4 HP Carb, 5 HP Carb, 250 HP 4.6L V8 Verado, 250R HP 4.6L V8 Racing, 275 HP Verado 6 CYL, 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, 300 HP Verado 6 CYL, 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, 300R HP 4.6L V8 Racing, 350 HP 2.6L L6 Pro Verado, 350 HP 2.6L L6 Verado, 400 HP 2.6L L6 Verado, 400R HP 2.6L L6 Racing, 450R HP 4.6L V8 Racing, 500 HP 7.6L V12 SeaPro, 500R HP 4.6L V8 Racing, 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 8M0149932 (300 HR MAINTENANCE KIT V8 4 Stroke), documented in 21 exploded diagram location(s), across the 4-STROKE-CARB, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 4-STROKE-CARB4-hp-carb0R411838 UP-1View
Mercury 4-STROKE-CARB5-hp-carb0R411838 UP-1View
Mercury 4-STROKE-EFI250-hp-4-6l-v8-verado2B529482 UP-1View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl2B144123 THRU 2B578935-1View
Mercury 4-STROKE-EFI300-hp-4-6l-v82B529482 UP-1View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-ams-seapro2B529482 UP-1View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms2B529482 UP-1View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms-seapro2B529482 UP-1View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-pro-xs2B529482 UP-1View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-verado2B529482 UP-1View
Mercury 4-STROKE-EFI300-hp-verado-6-cyl2B144123 THRU 2B578935-1View
Mercury 4-STROKE-EFI300-ros-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP-1View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP-1View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-ams-racing1E081459 UP-1View
Mercury 4-STROKE-EFI350-hp-2-6l-l6-pro-verado2B141124 THRU 3B342962-1View
Mercury 4-STROKE-EFI350-hp-2-6l-l6-verado2B141617 THRU 3B342962-1View
Mercury 4-STROKE-EFI400-hp-2-6l-l6-verado2B618256 THRU 3B342962-1View
Mercury 4-STROKE-EFI400r-hp-2-6l-l6-racing2B141124 THRU 3B342962-1View
Mercury 4-STROKE-EFI450r-hp-4-6l-v8-racing1E083006 THRU 1E099720-1View
Mercury 4-STROKE-EFI500-hp-7-6l-v12-seapro3B060047 UP-1View
Mercury 4-STROKE-EFI600-hp-7-6l-v12-verado3B060047 UP-1View

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Appears in diagrams of these models

  • 4 HP Carb
  • 5 HP Carb
  • 250 HP 4.6L V8 Verado
  • 250R HP 4.6L V8 Racing
  • 275 HP Verado 6 CYL
  • 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
  • 300 HP Verado 6 CYL
  • 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
  • 300R HP 4.6L V8 Racing
  • 350 HP 2.6L L6 Pro Verado
  • 350 HP 2.6L L6 Verado
  • 400 HP 2.6L L6 Verado
  • 400R HP 2.6L L6 Racing
  • 450R HP 4.6L V8 Racing
  • 500 HP 7.6L V12 SeaPro
  • 500R HP 4.6L V8 Racing
  • 600 HP 7.6L V12 Verado