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A set of metal mechanical parts and gaskets laid out on a white background, including a silver pump housing, black impeller, gaskets, washers, bolts, and a small white cylindrical piece.
A set of mechanical engine parts including a black impeller, silver housing, black impeller, gaskets, washers, and mounting hardware, arranged on a plain white background.
Set of mechanical parts including an impeller and gaskets on a white background.
A set of metal mechanical parts and gaskets laid out on a white background, including a silver pump housing, black impeller, gaskets, washers, bolts, and a small white cylindrical piece.
A set of mechanical engine parts including a black impeller, silver housing, black impeller, gaskets, washers, and mounting hardware, arranged on a plain white background.
Set of mechanical parts including an impeller and gaskets on a white background.
SKU 18-3689

Mercury Water Pump Repair Kit | 18-3689

by SIERRA
Availability:
in stock, ready to be shipped
$191.09 - $191.09
$191.09
$191.09 - $191.09
$191.09

The Sierra 18-3689 water pump repair kit for Mercury engines 35-60HP 1C453840 & up includes impeller, housing, anodized gearcase assembly, gaskets, plates, & hardware - everything you need to stay on the water longer.

Kit Includes

  • Housing
  • Water tube coupler
  • Anodized gearcase assembly
  • Bolt M6x30
  • Drain Screw Gasket | 18-2430-9
  • Gasket, Impeller | 18-2566-9
  • Gasket, Impeller | 18-2565-9
  • Impeller | 18-3056
  • Impeller Key | 18-3293
  • Impeller Plate | 18-3122
  • Impeller Gasket | 18-2564-2
OEM INTERCHANGE

Mercury Marine: 8M0113801
A black padlock icon centered inside a black circle on a transparent checkerboard background.

Warranty

Sierra's limited lifetime warranty. Read more about warranty policies here.

California Proposition 65 Warning WARNING Cancer or Reproductive Harm — www.P65Warnings.ca.gov
  • Application: 35-60HP 1C453840 & UP
  • Impeller Key | 18-3293
  • Kit Includes:
  • Housing
  • Water tube coupler
  • Anodized gearcase assembly
  • Bolt M6 x 30
  • Drain Screw Gasket | 18-2430-9
  • Gasket, Impeller | 18-2566-9
  • Impeller | 18-3056

Logistics

  • Dimensions parcel depth, ["]: 4.88
  • Dimensions parcel height, ["]: 5.5
  • Dimensions parcel width, ["]: 6.25
  • Parcel weight, [lbs]: 2.299815

Engine Fitment for 18-3689

Brand Engine Model Year Serial Number Range Horsepower
Mercury Marine 35 EFI JET 1C453840-up 35
Mercury Marine 40 EFI SEAPRO 1C453840-up 40
Mercury Marine 40 EFI (4 Cyl) 1C453840-up 40
Mercury Marine 40 EFI (JET) 1C453840-up 40
Mercury Marine 50 EFI 1C453840-up 50
Mercury Marine 60 EFI SEAPRO 1C453840-up 60
Mercury Marine 60R EFI (4-Stroke) Racing 1C615064-up 60
Mercury Marine 60 EFI 1C453840-up 60

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Interchange for Mercury Water Pump Repair Kit | 18-3689

Mercury Marine: 8M0113801

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60 YEARS OF SIERRA

SIERRA has a 60-year history as a leading global manufacturer of aftermarket engine and drive parts for the marine industry. The SIERRA brand encompasses the full SIERRA Marine product lines, as well as expansive brands formerly known as Shields and Moeller.

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