Mercury outboard spare part 36373 (PLUG (.375-18) Hex - Steel). 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, 65 HP EFI Jet, 75 HP EFI SeaPro, 75 HP EFI, 80 HP EFI Jet, 80 HP EFI, 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, 200 HP Pro Verado 6 CYL, 200 HP Verado 6 CYL, 225 HP Verado 6 CYL, 250 HP Pro Verado 6 CYL, 250 HP Verado 6 CYL, 275 HP Verado 6 CYL, 300 HP Pro Verado 6 CYL, 300 HP Verado 6 CYL, 35 HP EFI Jet 4 CYL, 350 HP 2.6L L6 Pro Verado, 350 HP 2.6L L6 Verado, 40 HP EFI 4 CYL, 40 HP EFI Jet 4 CYL, 40 HP EFI SeaPro 4 CYL, 400 HP 2.6L L6 Verado, 400R HP 2.6L L6 Racing, 450R HP 4.6L V8 Racing, 50 HP EFI 4 CYL, 500 HP 7.6L V12 SeaPro, 500R HP 4.6L V8 Racing, 60 HP EFI 4 CYL, 60 HP EFI SeaPro 4 CYL, 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 36373 (PLUG (.375-18) Hex - Steel), documented in 25 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-EFI200-hp-pro-verado-6-cyl2B144123 THRU 2B577715152View
Mercury 4-STROKE-EFI200-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI225-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI250-hp-pro-verado-6-cyl2B144123 THRU 2B577715152View
Mercury 4-STROKE-EFI250-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI275-hp-verado-6-cyl2B144123 THRU 2B578935152View
Mercury 4-STROKE-EFI300-hp-pro-verado-6-cyl2B144123 THRU 2B577715152View
Mercury 4-STROKE-EFI300-hp-verado-6-cyl2B144123 THRU 2B578935152View
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-EFI400-hp-2-6l-l6-verado2B618256 THRU 3B342962152View
Mercury 4-STROKE-EFI400r-hp-2-6l-l6-racing2B141124 THRU 3B342962152View
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
  • 65 HP EFI Jet
  • 75 HP EFI SeaPro
  • 75 HP EFI
  • 80 HP EFI Jet
  • 80 HP EFI
  • 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
  • 200 HP Pro Verado 6 CYL
  • 200 HP Verado 6 CYL
  • 225 HP Verado 6 CYL
  • 250 HP Pro Verado 6 CYL
  • 250 HP Verado 6 CYL
  • 275 HP Verado 6 CYL
  • 300 HP Pro Verado 6 CYL
  • 300 HP Verado 6 CYL
  • 35 HP EFI Jet 4 CYL
  • 350 HP 2.6L L6 Pro Verado
  • 350 HP 2.6L L6 Verado
  • 40 HP EFI 4 CYL
  • 40 HP EFI Jet 4 CYL
  • 40 HP EFI SeaPro 4 CYL
  • 400 HP 2.6L L6 Verado
  • 400R HP 2.6L L6 Racing
  • 450R HP 4.6L V8 Racing
  • 50 HP EFI 4 CYL
  • 500 HP 7.6L V12 SeaPro
  • 500R HP 4.6L V8 Racing
  • 60 HP EFI 4 CYL
  • 60 HP EFI SeaPro 4 CYL
  • 600 HP 7.6L V12 Verado