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A water pump gasket kit containing a black plastic water pump, a white plastic impeller, several black rubber O-rings, metal gaskets, and a black rectangular frame, arranged on a plain white background.
A complete water pump kit with various black rubber O-rings, flat gaskets, a white plastic component, and a black impeller, arranged neatly on a solid white background.
A water pump gasket kit containing a black plastic water pump, a white plastic impeller, several black rubber O-rings, metal gaskets, and a black rectangular frame, arranged on a plain white background.
A complete water pump kit with various black rubber O-rings, flat gaskets, a white plastic component, and a black impeller, arranged neatly on a solid white background.
SKU 18-3323

Mercury Water Pump Repair Kit | 18-3323

by SIERRA
Availability:
in stock, ready to be shipped
$120.19 - $120.19
$120.19
$120.19 - $120.19
$120.19

The Sierra 18-3323 water pump repair kit for select Mercury engines includes impeller, O-rings, housing, gaskets, plates, & hardware - everything you need to stay on the water longer. See OEM interchange and engine fitment for additional information.

Kit includes

  • Drain Screw Gasket | 18-2945-9
  • Gasket, Water Pump Base | 18-2841-9
  • Gasket, Water Pump Base | 18-2825
  • Gasket, Water Pump | 18-2824-9
  • Lower Water Pump Gasket | 18-2823-9
  • Impeller | 18-3007
  • Rubber Washer | 18-2948-9
  • O-Ring | 18-7174-9
  • O-Ring | 18-7115
  • O-Ring | 18-7155
  • Water Pump Housing | 18-3118
  • Water Pump Base | 18-3423
  • Exhaust Leg Rubber Seal | 18-0539
  • Impeller Plate | 18-3107
OEM INTERCHANGE

GLM: 12180

Mallory: 9-48302

Mercury Marine: 46-73640A2
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
  • Kit includes:
  • O-Ring | 18-7115
  • Drain Screw Gasket | 18-2945-9
  • Gasket, Water Pump Base | 18-2841-9
  • Gasket, Water Pump Base | 18-2825
  • Gasket, Water Pump | 18-2824-9
  • Lower Water Pump Gasket | 18-2823-9
  • Impeller | 18-3007
  • Rubber Washer | 18-2948-9
  • O-Ring | 18-7174-9

Logistics

  • Dimensions parcel depth, ["]: 4.50006974
  • Dimensions parcel height, ["]: 2.90007294
  • Dimensions parcel width, ["]: 5.10006854
  • Parcel weight, [lbs]: 0.659295

Engine Fitment for 18-3323

Brand Engine Model Year Serial Number Range Horsepower
Mercury Marine 500, 50 1976 7068998-7143687 50
Mercury Marine 500, 50 1976 4357640-5531629 50
Mercury Marine 500, 50 1976 8030090-8063984 50
Mercury Marine 500, 50 1976 9107214-9248005 50
Mercury Marine 500, 50 1977 7068998-7143687 50
Mercury Marine 500, 50 1977 4357640-5531629 50
Mercury Marine 500, 50 1977 8030090-8063984 50
Mercury Marine 500, 50 1977 9107214-9248005 50
Mercury Marine 70 (3 Cyl) 1977 4571652-5579016 70
Mercury Marine 70 1977 8042350-8065064 70
Mercury Marine 70 1977 7087823-7145937 70
Mercury Marine 70 1977 9135825-9255130 70
Mercury Marine 500, 50 1978 7068998-7143687 50
Mercury Marine 500, 50 1978 4357640-5531629 50
Mercury Marine 500, 50 1978 8030090-8063984 50
Mercury Marine 500, 50 1978 9107214-9248005 50
Mercury Marine 70 (3 Cyl) 1978 4571652-5579016 70
Mercury Marine 70 1978 7087823-7145937 70
Mercury Marine 70 1978 8042350-8065064 70
Mercury Marine 70 1978 9135825-9255130 70
Mercury Marine 500, 50 1979 7068998-7143687 50
Mercury Marine 500, 50 1979 4357640-5531629 50
Mercury Marine 500, 50 1979 8030090-8063984 50
Mercury Marine 500, 50 1979 9107214-9248005 50
Mercury Marine 70 (3 Cyl) 1979 4571652-5579016 70
Mercury Marine 70 1979 7087823-7145937 70
Mercury Marine 70 1979 8042350-8065064 70
Mercury Marine 70 1979 9135825-9255130 70

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Interchange for Mercury Water Pump Repair Kit | 18-3323

GLM: 12180

Mallory: 9-48302

Mercury Marine: 46-73640A2

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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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