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Cummins Impellers

Shop Cummins Seawater Impellers

Maintain peak cooling performance with our range of Cummins seawater impellers. We stock genuine OEM & aftermarket replacements designed to replace Cummins part numbers with perfect fit & durability. Built for efficiency & long service life, these impellers keep your Cummins marine engine running smoothly in all conditions.

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  • Aftermarket Sherwood 29000K Cummins Seawater Impeller Aftermarket Sherwood 29000K Cummins Seawater Impeller

    Aftermarket Sherwood 29000K Cummins Seawater Impeller

    Aftermarket Sherwood 29000K Cummins Seawater Impeller Replaces Cummins / Sherwood part number:  29000K Used on Cummins engines: QSM11 (10 tooth spline generally after 2011) Kit includes: Cover plate o-ring & impeller lubricant Impeller...

    $260.00
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  • Genuine Sherwood 29000K Cummins Seawater Impeller

    Genuine Sherwood 29000K Cummins Seawater Impeller

    Genuine Sherwood 29000K Cummins Seawater Impeller Replaces Cummins / Sherwood part number:  29000K Used on Cummins engines: QSM11 (10 tooth spline generally after 2011) Impeller specifications: Material: Neoprene Diameter: 95mm Width: 102mm Shaft...

    $658.82
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  • Aftermarket Sherwood 18000K Cummins 4933743 Seawater Impeller Aftermarket Sherwood 18000K Cummins 4933743 Seawater Impeller

    Aftermarket Sherwood 18000K Cummins 4933743 Seawater Impeller

    Aftermarket Sherwood 18000K Cummins 4933743 Seawater Impeller Replaces Cummins / Sherwood part number: 4933743, 18000K Used on Cummins engines: QSM11 (14 tooth spline generally pre 2011) Kit includes: Cover plate o-ring & impeller lubricant Impeller...

    $300.00
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  • Genuine Sherwood 18000K Cummins 4933743 Seawater Impeller Genuine Sherwood 18000K Cummins 4933743 Seawater Impeller

    Genuine Sherwood 18000K Cummins 4933743 Seawater Impeller

    Genuine Sherwood 18000K Cummins 4933743 Seawater Impeller Replaces Cummins / Sherwood part number: 4933743, 4019403, 4019416, 4019406, 4019403 & 18000K Used on Cummins engines: QSM11 (14 tooth spline generally pre 2011) Impeller...

    $588.70
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  • Aftermarket Sherwood 15000K Cummins 3916720 Seawater Impeller Aftermarket Sherwood 15000K Cummins 3916720 Seawater Impeller

    Aftermarket Sherwood 15000K Cummins 3916720 Seawater Impeller

    Aftermarket Sherwood 15000K Cummins 3916720 Seawater Impeller Replaces Cummins / Sherwood part number: 3916720, 15000K Used on Cummins engines: 4BTA, 6BTA (JWAC Only) Kit includes: Cover plate gaskets / o-rings & impeller lubricant Impeller...

    $71.50
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  • Genuine Sherwood 15000K Cummins 3916720 Seawater Impeller Genuine Sherwood 15000K Cummins 3916720 Seawater Impeller

    Genuine Sherwood 15000K Cummins 3916720 Seawater Impeller

    Genuine Sherwood 15000K Cummins 3916720 Seawater Impeller Replaces Cummins / Sherwood part number: 3916720, 15000K Used on Cummins engines: 4BTA, 6BTA (JWAC Only) Impeller specifications: Material: Neoprene Diameter: 65mm Width: 51mm Shaft type: keyway...

    $161.10
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  • Aftermarket Sherwood 10615K Cummins 3908220 Seawater Impeller Aftermarket Sherwood 10615K Cummins 3908220 Seawater Impeller

    Aftermarket Sherwood 10615K Cummins 3908220 Seawater Impeller

    Aftermarket Sherwood 10615K Cummins 3908220 Seawater Impeller Replaces Cummins / Sherwood part number: 3908220, 10615K Used on Cummins engines: 4BT, 6BT with Sherwood M71 seawater pump Kit includes: Cover plate gaskets / o-rings & impeller lubricant...

    $47.78
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  • Genuine Sherwood 10615K Cummins 3908220 Seawater Impeller Genuine Sherwood 10615K Cummins 3908220 Seawater Impeller

    Genuine Sherwood 10615K Cummins 3908220 Seawater Impeller

    Genuine Sherwood 10615K Cummins 3908220 Seawater Impeller Replaces Cummins / Sherwood part number: 3908220, 10615K Used on Cummins engines: 4BT, 6BT with Sherwood M71 seawater pump Impeller specifications: Material: Neoprene Diameter: 65mm Width: 41mm...

    $99.84
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  • Aftermarket Sherwood 26000K Cummins 3972366 Seawater Impeller Aftermarket Sherwood 26000K Cummins 3972366 Seawater Impeller

    Aftermarket Sherwood 26000K Cummins 3972366 Seawater Impeller

    Aftermarket Sherwood 26000K Cummins 3972366 Seawater Impeller Replaces Cummins / Sherwood part number: 3972366 , 26000K Used on Cummins engines: QSC 8.3 Kit includes: Cover plate o-ring & impeller lubricant Impeller specifications: Material: Neoprene...

    $290.40
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  • Genuine Sherwood 26000K Cummins 3972366 Seawater Impeller Genuine Sherwood 26000K Cummins 3972366 Seawater Impeller

    Genuine Sherwood 26000K Cummins 3972366 Seawater Impeller

    Genuine Sherwood 26000K Cummins 3972366 Seawater Impeller Replaces Cummins / Sherwood part number: 3972366 , 26000K Used on Cummins engines: QSC 8.3 Impeller specifications: Material: Neoprene Diameter: 95mm Width: 80mm Shaft type: 10 tooth spline

    $537.85
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  • Aftermarket Sherwood 27000K Cummins 3974456 Seawater Impeller Aftermarket Sherwood 27000K Cummins 3974456 Seawater Impeller

    Aftermarket Sherwood 27000K Cummins 3974456 Seawater Impeller

    Aftermarket Sherwood 27000K Cummins 3974456 Seawater Impeller Replaces Cummins / Sherwood part number: 3974456, 27000K Used on Cummins engines: Engines with Sherwood 1730 pump and all QSB engines. Kit includes: Cover plate o-ring & impeller lubricant...

    $100.90
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  • Aftermarket Sherwood 17000K Cummins 3897337 Seawater Impeller Aftermarket Sherwood 17000K Cummins 3897337 Seawater Impeller

    Aftermarket Sherwood 17000K Cummins 3897337 Seawater Impeller

    Aftermarket Sherwood 17000K Cummins 3897337 Seawater Impeller Replaces Cummins / Sherwood part number: 3897337, 17000K Used on Cummins engines: 6BTA (SWAC), 6CTA, QSL9 with Sherwood Pumps Kit includes: Cover plate o-ring & impeller lubricant Impeller...

    $110.00
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  • Genuine Sherwood 17000K Cummins 3897337 Seawater Impeller Genuine Sherwood 17000K Cummins 3897337 Seawater Impeller

    Genuine Sherwood 17000K Cummins 3897337 Seawater Impeller

    Genuine Sherwood 17000K Cummins 3897337 Seawater Impeller Replaces Cummins / Sherwood part number: 3897337, 4942087, 17000K Used on Cummins engines: 6BTA (SWAC), 6CTA, QSL9 with Sherwood Pumps Impeller specifications: Material: Neoprene Diameter:...

    $197.69
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  • Genuine Sherwood 27000K Cummins 3974456 Seawater Impeller Genuine Sherwood 27000K Cummins 3974456 Seawater Impeller

    Genuine Sherwood 27000K Cummins 3974456 Seawater Impeller

    Genuine Sherwood 27000K Cummins 3974456 Seawater Impeller Replaces Cummins / Sherwood part number: 3974456, 27000K Used on Cummins engines: Engines with Sherwood 1730 pump and all QSB engines. Impeller specifications: Material: Neoprene Diameter: 84mm...

    $286.46
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