A water pump impeller replacement is a crucial maintenance task for boat and marine engines. This impeller is responsible for circulating coolant, preventing overheating, and ensuring optimal engine performance. Regular replacement of the impeller helps maintain the reliability and longevity of marine power systems, such as Perkins and Ancor engines.
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1-2 weeks delivery time Price incl. 19% VAT The Johnson Impeller 09-1052S-9 is engineered for optimal performance in fluid dynamics applications, featuring a robust design made from quality materials for durability and efficiency. Key specifications include an inner diameter of 8 mm, an outer diameter of 44.6 mm, a thickness of 13 mm, and 6 blades, with the product number 2726232 FNI.
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€ 12,62
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1-2 weeks delivery time Price incl. 19% VAT The Johnson Impeller (Ref. 09-1077B-9) is engineered for optimal performance in various fluid systems, featuring robust construction and precision engineering for efficiency and durability in demanding environments. Its specifications include an internal diameter of 7.4 mm, an external diameter of 35.4 mm, a thickness of 12.8 mm, and six blades, with a product number of 2726284.
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€ 18,64
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1-2 weeks delivery time Price incl. 19% VAT The Jab Impeller 1210-3085-JOHN is a vital component designed for efficient fluid transfer, featuring a precision design and robust construction. It has an internal diameter of 14.69 mm, an external diameter of 57 mm, a thickness of 31.6 mm, and is equipped with 12 blades. Its FNI product number is 2727105.
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€ 20,80
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1-2 weeks delivery time Price incl. 19% VAT The Sherwood Impeller 8000K is engineered for optimal performance in demanding environments, combining efficiency and durability for reliable operation across various applications. It features a product number of 2726190 FNI, with an internal diameter of 12.2 mm, external diameter of 19 mm, thickness of 40 mm, and six blades.
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€ 23,85
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1-2 weeks delivery time Price incl. 19% VAT The Impeller JAB.22405-JOHN.08-808B is a precision-engineered component designed for optimal performance with robust construction, ensuring efficiency and longevity. It features an internal diameter of 12 mm, an external diameter of 39.6 mm, a thickness of 19.2 mm, and has 6 blades, with the FNI product number 2727120.
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€ 13,96
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1-2 weeks delivery time Price incl. 19% VAT The Jabsco Impeller 4598-0001 is built for reliable performance in various pumping applications, featuring a durable design and precise dimensions for efficient liquid flow. It has a product number of 2727102 FNI, an internal diameter of 15.926 mm, an external diameter of 65 mm, a thickness of 50.2 mm, and 8 blades.
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€ 38,46
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1-2 weeks delivery time Price incl. 19% VAT The Impeller JAB.18948-SHERW.10615K is a high-performance component suitable for demanding applications, featuring a robust design with precise dimensions. It includes an internal diameter of 15.9 mm, an external diameter of 65.2 mm, a thickness of 41.1 mm, and 12 blades, making it well-equipped for optimal functionality. The FNI product number for this impeller is 2727150.
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€ 35,76
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1-2 weeks delivery time Price incl. 19% VAT The Sherwood Impeller 9959 is engineered for optimal flow and efficiency across various applications, featuring robust construction and precise dimensions for reliable performance. It has an inner diameter of 15.9 mm, an outer diameter of 65.2 mm, a thickness of 22 mm, and 12 blades, identified by FNI Product Number 2727151.
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€ 31,38
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1-2 weeks delivery time Price incl. 19% VAT The Renault Impeller 48300037/55 is a precision-engineered component known for its reliability and efficiency in various applications. It features a robust design with a FNI product number of 2727130, an internal diameter of 10 mm, an external diameter of 50.8 mm, a thickness of 22.1 mm, and six blades, making it an essential part of your system.
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€ 16,10
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1-2 weeks delivery time Price incl. 19% VAT The Renault Impeller 48300006/7 is engineered for optimal performance and efficiency, featuring precision design and high-quality materials for reliability and longevity. Key specifications include a product number of 2727131 FNI, an internal diameter of 17 mm, an external diameter of 66 mm, a thickness of 32 mm, and eight blades.
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€ 21
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1-2 weeks delivery time Price incl. 19% VAT The Sherwood Impeller 9000K is a reliable and efficient high-performance product, essential for optimal performance in various applications. Its durable construction features an internal diameter of 15.95 mm, an external diameter of 62.5 mm, a thickness of 22 mm, and 12 blades, making it a thoughtfully engineered component. Item number 2726165.
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€ 28,48
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1-2 weeks delivery time Price incl. 19% VAT The Sherwood Impeller 22000K is engineered for high-performance in marine and industrial applications, enhancing fluid dynamics and system efficiency. It features a robust design with an internal diameter of 20.7 mm, an external diameter of 114.3 mm, a thickness of 109.5 mm, and 10 blades, ensuring optimal performance across various environments. FNI Product Number: 2726179.
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€ 213,42
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1-2 weeks delivery time Price incl. 19% VAT The Sherwood Impeller 26000K is a durable and efficient marine component essential for reliable cooling systems in various marine applications. With an internal diameter of 20 mm, external diameter of 94.5 mm, thickness of 79.8 mm, and 12 blades, it is designed for optimal performance. The FNI product number for this impeller is 2726183.
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€ 136,21
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1-2 weeks delivery time Price incl. 19% VAT The Sherwood Impeller 29000K is engineered for high performance and reliability across various applications, featuring a robust construction that ensures durability and efficient fluid flow management. It has an internal diameter of 23.8 mm, an external diameter of 95 mm, a thickness of 102 mm, and comprises 12 blades, with the FNI product number being 2726192.
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€ 163,61
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1-2 weeks delivery time Price incl. 19% VAT The Impeller Solè 312.11.008 is designed for optimal performance across various applications, featuring precise dimensions and an efficient blade configuration for reliable operation and durability. Key specifications include a product number of 2727135, an inner diameter of 12 mm, an outer diameter of 52 mm, a thickness of 25 mm, and six blades.
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€ 16,39
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1-2 weeks delivery time Price incl. 19% VAT The Impeller Solè 321.11.008 is a high-performance component tailored for effective fluid dynamics in marine and industrial settings. With a robust construction, it ensures reliable liquid movement across various environments. Key specifications include an inner diameter of 10 mm, outer diameter of 39.6 mm, thickness of 19 mm, and six blades, identified by FNI Product Number 2727136.
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€ 16,23
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1-2 weeks delivery time Price incl. 19% VAT The Impeller JAB.673-001-JOHN.09-1026B is a precision-engineered component that features a robust construction, designed for efficient fluid movement and reliability. It has an internal diameter of 12.66 mm, an external diameter of 50.8 mm, a thickness of 22.1 mm, and includes 6 blades. Its product number is 2727109 FNI.
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€ 15,88
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1-2 weeks delivery time Price incl. 19% VAT The Impeller Volvo 3842786 is engineered for optimal marine performance, featuring a robust construction that ensures efficient water flow and reliability in various boating conditions. Key specifications include an internal diameter of 14.5 mm, an external diameter of 57 mm, a thickness of 48.3 mm, and 12 blades.
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€ 56,11
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1-2 weeks delivery time Price incl. 19% VAT The Volvo Impeller 21213660/3862567 is an essential component for marine engines, ensuring efficient cooling and fluid circulation. Specifically designed for Volvo Penta applications, it features an internal diameter of 14.5 mm, an external diameter of 57 mm, a thickness of 32.5 mm, and has 12 blades, making it a reliable choice for boat maintenance.
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€ 24,18
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1-2 weeks delivery time Price incl. 19% VAT The Jabsco Impeller 17937 is designed for reliable performance in marine environments and is compatible with specific Volvo models. It ensures efficient water circulation, enhancing the functionality of marine engines. Key specifications include an internal diameter of 16 mm, external diameter of 65 mm, thickness of 50.1 mm, and 10 blades, with the FNI product number being 2727153.
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€ 18,66
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How does a flexible impeller differ from a standard water pump impeller in terms of functionality?
A flexible impeller differs from a standard water pump impeller in its design and ability to handle varying conditions. Made of neoprene or nitrile rubber, the flexible impeller blades bend and conform to changes inside the pump body, making it effective for raw water pumping in marine engines. This flexibility allows it to handle small debris and tolerate running dry briefly, reducing the risk of damage compared to a standard impeller, which is typically made of more rigid materials and has less tolerance for friction or sudden changes in conditions.
When replacing a flexible impeller, having the right spare parts is crucial to ensure proper installation and function. An impeller puller is often needed to remove the old impeller from the pump shaft without causing damage. During installation, it's important to lubricate the impeller and insert it in the correct direction to avoid damaging the blades. A proper gasket and cover must also be used to prevent leaks, and all components—such as the impeller hub—should be securely in place to maintain efficient engine cooling.
How does an impeller replacement affect the performance of a boat outboard engine?
Replacing an impeller in a boat outboard engine ensures the engine cooling system functions effectively, preventing overheating and maintaining optimal performance. Installing a new impeller helps maintain efficient water transfer within the pump body, ensuring the engine remains cool during operation. Regular replacement is crucial for reliability, especially for demanding conditions in both inboard and outboard applications.
For reliable replacements tailored to your engine, explore our full selection of Evinrude Impeller options.
What are the differences between neoprene and nitrile impellers for marine applications?
Neoprene and nitrile impellers differ in their suitability for marine applications. Neoprene impellers are ideal for most marine cooling systems due to their flexibility and durability when pumping fresh or saltwater, making them suitable for emergency situations. Nitrile impellers, on the other hand, are more resistant to oils and chemicals, making them a good idea for applications where the impeller may come into contact with fuel or oil. Both types are durable, but choosing the right one depends on the specific needs of the engine's cooling or raw water system.