Mercury outboard spare part 8M0142242 (COWL LATCH ASSEMBLY). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 275 HP Verado 6 CYL, 300 HP Verado 6 CYL, 300 HP Pro Verado 6 CYL, 350 HP 5.7L V10 Verado, 250 4.6L V8 APX, 250 HP 4.6L V8 Pro XS, 250 HP 4.6L V8 SeaPro, 250 HP 4.6L V8 Verado, 250 HP 4.6L V8, 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, 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, 350 HP 5.7L V10 Verado SeaPro, 350 HP SCi Verado, 400 HP 2.6L L6 Verado, 400 HP 5.7L V10 Verado, 400R HP 2.6L L6 Racing, 400R HP 5.7L V10 Racing, 425 HP 5.7L V10 Verado, 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 8M0142242 (COWL LATCH ASSEMBLY), documented in 17 exploded diagram location(s), across the 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 4-STROKE-EFI250-4-6l-v8-apx1E054548 UP71View
Mercury 4-STROKE-EFI250-hp-4-6l-v8-seapro2B529482 UP71View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl0P409357 THRU 0P46448771View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl0P464488 THRU 0P52055271View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl0T980000 THRU 1B22699971View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl1B227000 THRU 1B38171171View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl1B381712 THRU 1B51743371View
Mercury 4-STROKE-EFI300-hp-4-6l-v82B529482 UP71View
Mercury 4-STROKE-EFI300-hp-4-6l-v8-cms-seapro2B529482 UP71View
Mercury 4-STROKE-EFI300-hp-pro-verado-6-cyl2B144123 THRU 2B57771571View
Mercury 4-STROKE-EFI300-ros-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP71View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP71View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-ams-racing1E081459 UP71View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado3B266064 THRU 3B57644871View
Mercury 4-STROKE-EFI350-hp-5-7l-v10-verado-seapro3B266064 UP71View
Mercury 4-STROKE-EFI400-hp-5-7l-v10-verado3B266064 UP71View
Mercury 4-STROKE-EFI425-hp-5-7l-v10-verado3B576447 UP71View

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Appears in diagrams of these models

  • 275 HP Verado 6 CYL
  • 300 HP Verado 6 CYL
  • 300 HP Pro Verado 6 CYL
  • 350 HP 5.7L V10 Verado
  • 250 4.6L V8 APX
  • 250 HP 4.6L V8 Pro XS
  • 250 HP 4.6L V8 SeaPro
  • 250 HP 4.6L V8 Verado
  • 250 HP 4.6L V8
  • 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
  • 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
  • 350 HP 5.7L V10 Verado SeaPro
  • 350 HP SCi Verado
  • 400 HP 2.6L L6 Verado
  • 400 HP 5.7L V10 Verado
  • 400R HP 2.6L L6 Racing
  • 400R HP 5.7L V10 Racing
  • 425 HP 5.7L V10 Verado
  • 450R HP 4.6L V8 Racing
  • 500 HP 7.6L V12 SeaPro
  • 500R HP 4.6L V8 Racing
  • 600 HP 7.6L V12 Verado