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A set of black plastic and metal gasket components, including O-rings, flat gaskets, and molded housing parts, arranged on a plain white background.
A set of gaskets and O-rings laid out on a white background, including black plastic and rubber components, metal gaskets, and a silver gasket.
A set of black plastic and metal gasket components, including O-rings, flat gaskets, and molded housing parts, arranged on a plain white background.
A set of gaskets and O-rings laid out on a white background, including black plastic and rubber components, metal gaskets, and a silver gasket.
SKU 18-3322

Mercury Water Pump Repair Kit | 18-3322

by SIERRA
Availability:
in stock, ready to be shipped
$114.09 - $114.09
$114.09
$114.09 - $114.09
$114.09

The Sierra 18-3322 water pump repair kit for Mercury 35/40/50/65 hp outboard engines prior to 1976 includes impeller, O-rings, housing, rubber seal, gaskets, plates, & hardware - everything you need to stay on the water longer.

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 | 18-3422
  • Exhaust Leg Rubber Seal | 18-0539
  • Impeller Plate | 18-3107
OEM INTERCHANGE

GLM: 12170

Mallory: 9-48303

Mercury Marine: 46-77516A3
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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
  • Fits: Various Mercury 35/40/50/65 hp outboard engines prior to 1976
  • O-Ring | 18-7174-9
  • 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

Logistics

  • Dimensions parcel depth, ["]: 4.50006974
  • Dimensions parcel height, ["]: 3.10007254
  • Dimensions parcel width, ["]: 5.00006874
  • Parcel weight, [lbs]: 0.628425

Engine Fitment for 18-3322

Brand Engine Model Year Serial Number Range Horsepower
Mercury Marine 402 1975 4117710-4860102 40
Mercury Marine 500 1975 4141000-4357639 50
Mercury Marine 402 1976 4117710-4860102 40
Mercury Marine 402 1977 4117710-4860102 40
Mercury Marine 350 1960827-2874703 35
Mercury Marine 400 (2 Cyl) 2874704-3336257 40
Mercury Marine 650 (3 Cyl) 3547987-4382056 65
Mercury Marine 402 3336258-4117709 —
Mercury Marine 500 2305101-2858813 —
Mercury Marine 500 2858814-4140999 —

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Interchange for Mercury Water Pump Repair Kit | 18-3322

GLM: 12170

Mallory: 9-48303

Mercury Marine: 46-77516A3

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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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