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Seawater Pumps

Shop Seawater Pumps – Premium Marine Engine Cooling Solutions

Maintain optimal engine performance with our extensive range of seawater pumps for marine engines. We stock high-quality pumps for top brands including Caterpillar, Craftsman, Cummins, Kohler, Onan, Sherwood, SPX Johnson, Volvo Penta, and Yanmar. Our selection includes both genuine OEM parts and premium aftermarket replacements, designed to replace original part numbers and ensure reliable engine cooling in saltwater conditions.

  • Aftermarket & genuine OEM seawater pumps for a wide range of marine engines
  • Replaces OEM part numbers for Caterpillar, Cummins, Kohler, Onan, Volvo Penta, Yanmar & more
  • Durable, corrosion-resistant impeller pumps designed for marine environments
  • Compatible with 2, 3, 4, 6-cylinder engines and a variety of engine sizes
  • Direct Sherwood pumps supplied to OEMs for superior quality
  • Available for high-performance engine cooling across recreational & commercial vessels

Whether performing routine maintenance or upgrading your engine cooling system, our seawater pumps deliver dependable operation and long-lasting performance for all marine engines.

All (123)
Caterpillar Seawater Pumps (2)
Craftsman Seawater Pumps (2)
Cummins Seawater Pumps (16)
Kohler Seawater Pumps (8)
Onan Seawater Pumps (8)
Sherwood Seawater Pumps (34)
SPX Johnson Seawater Pumps (19)
Volvo Penta Seawater Pumps (57)
Yanmar Seawater Pumps (8)
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  • Aftermarket Sherwood Cummins 3866493 Engine Cooling Pump SP1730A Aftermarket Sherwood Cummins 3866493 Engine Cooling Pump SP1730A

    Aftermarket Sherwood Cummins 3866493 Engine Cooling Pump SP1730A

    Aftermarket Sherwood Cummins 3866493 Engine Cooling Pump SP1730A The seawater pump is the heart of the marine engine, supplying a continuous water flow to maintain consistent engine temperatures. And the #1 reason for Premature engine wear is overheating...

    $2,376.00
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  • Aftermarket Scania 1785018 Bronze Engine Cooling Pump Aftermarket Scania 1785018 Bronze Engine Cooling Pump

    Aftermarket Scania 1785018 Bronze Engine Cooling Pump

    Aftermarket Scania 1785018 Bronze Engine Cooling Pump Albin Pump Marine flexible impeller pumps are designed to handle most commercial and pleasure boats needs for raw water applications. The self-priming ability makes FIP pumps being the right choice...

    $2,239.67
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  • SPX 10-35187-3 Bronze F35B-9 Impeller Pump SPX 10-35187-3 Bronze F35B-9 Impeller Pump

    SPX 10-35187-3 Bronze F35B-9 Impeller Pump

    SPX 10-35187-3 Bronze F35B-9 Impeller Pump SPX FLOW Johnson Pump Marine is one of the leading original equipment pump suppliers to the largest manufacturers world-wide of inboard engines. Engine cooling pumps, the F-series, are available in several...

    $308.53
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  • Aftermarket CAT 113-1109 CAT Engine Cooling Pump Aftermarket CAT 113-1109 CAT Engine Cooling Pump

    Aftermarket CAT 113-1109 CAT Engine Cooling Pump

    Aftermarket CAT 113-1109 CAT Engine Cooling Pump The seawater pump is the heart of the marine engine, supplying a continuous water flow to maintain consistent engine temperatures. And the #1 reason for Premature engine wear is overheating. To maintain...

    $2,545.98
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  • Aftermarket Yanmar 128377-42500 Seawater Pump Aftermarket Yanmar 128377-42500 Seawater Pump

    Aftermarket Yanmar 128377-42500 Seawater Pump

    Aftermarket Yanmar 128377-42500 Seawater Pump Replaces Yanmar part no. 128377-42500 Replaces SPX Johnson part no. 10-24509-02, F4B-902 Suits Yanmar engines: 2GM20-YEU, 3GM30-YEU (only suits European made models) For freshwater cooled models 2GM20F-YEU,...

    $726.66
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  • Genuine SPX Johnson 10-35157-3 Volvo Impeller Pump F35B-9 Genuine SPX Johnson 10-35157-3 Volvo Impeller Pump F35B-9

    Genuine SPX Johnson 10-35157-3 Volvo Impeller Pump F35B-9

    Genuine SPX Johnson 10-35157-3 Volvo Impeller Pump F35B-9 SPX FLOW Johnson Pump Marine is one of the leading original equipment pump suppliers to the largest manufacturers world-wide of inboard engines. Engine cooling pumps, the F-series, are available...

    $350.77
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  • Genuine Sherwood G7B Engine Cooling Pump Chrysler Genuine Sherwood G7B Engine Cooling Pump Chrysler

    Genuine Sherwood G7B Engine Cooling Pump Chrysler

    Genuine Sherwood G7B Engine Cooling Pump Chrysler The seawater pump is the heart of the marine engine, supplying a continuous water flow to maintain consistent engine temperatures. And the #1 reason for Premature engine wear is overheating. To maintain...

    $1,981.54
    Add to Cart The item has been added
  • Genuine SPX Johnson 10-24341-01 Engine Cooling Pump F4B-9 Genuine SPX Johnson 10-24341-01 Engine Cooling Pump F4B-9

    Genuine SPX Johnson 10-24341-01 Engine Cooling Pump F4B-9

    Genuine SPX Johnson 10-24341-01 Engine Cooling Pump F4B-9 SPX FLOW Johnson Pump Marine is one of the leading original equipment pump suppliers to the largest manufacturers world-wide of inboard engines. Engine cooling pumps, the F-series, are available...

    $1,094.42
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  • Genuine Volvo Penta 3583095 Seawater Pump KAD300 KAMD300

    Genuine Volvo Penta 3583095 Seawater Pump KAD300 KAMD300

    Genuine Volvo Penta 3583095 Seawater Pump KAD300 KAMD300 Replaces Volvo Penta part number: 3583095 Suits Volvo Penta engines: KAD300-A, KAMD300-A Please note: Pump does not include pump mounting o-ring 968971. Order seperately if needed. This is a...

    $1,894.66
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  • Genuine SPX Johnson 10-24277-3 Volvo Penta 842843 Seawater Pump Genuine SPX Johnson 10-24277-3 Volvo Penta 842843 Seawater Pump

    Genuine SPX Johnson 10-24277-3 Volvo Penta 842843 Seawater Pump

    Genuine SPX Johnson 10-24277-3 Volvo Penta 842843 Seawater Pump Replaces Volvo Penta part numbers: 842843, 858469 & 858701 Suits Volvo Penta engines: ADAD30A, AQAD31A, AD31A, AD31B (up to SN 2203116853), AD41A, AD41B (up to SN 2204141572) Please...

    $636.02
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