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 CEF Impeller, with a shaft diameter of 10 mm and a product diameter of 50.8 mm, features a robust neoprene construction, black color, and six blades. Designed for key drive systems, it is compatible with Renault motors and sold as a single piece, with an EAN code of 8051193001505.
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€ 17,79
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, measuring 11.12 mm in diameter and designed for marine applications, features a robust neoprene construction and three blades for optimal performance. It is compatible with Johnson, Evinrude, and OMC motors, ensuring reliability and efficiency in various settings.
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€ 14,16
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, designed for marine applications, features a robust neoprene construction with a diameter of 47.5 mm and a depth of 13.7 mm. It has six blades and a key drive shaft hole, making it compatible with Yamaha motors. The product number is IMP-500324, and it is sold as a single piece.
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€ 19,32
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, designed for optimal performance in marine applications, features a robust neoprene construction with a diameter of 38.4 mm and a depth of 17.9 mm. It has six blades, a key drive shaft hole, and is compatible with OMC and Johnson Evinrude motors.
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€ 16,78
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, designed for marine applications, features a diameter of 11.4 mm and a product diameter of 66.5 mm with a depth of 50.6 mm. Made of durable neoprene, this black impeller has eight blades and a double flat drive shaft hole, ensuring reliable performance. It is compatible with Mariner and Mercruiser engine brands and is sold as a single piece, identified by the EAN code 8051193001703.
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€ 31,82
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, designed for marine applications, features a 11.6 mm axle diameter and is made of durable neoprene. It has a diameter of 32 mm, a depth of 14.4 mm, and six blades, ensuring efficient engine cooling. Compatible with Mariner and Mercruiser motor brands, it is sold as a single piece with EAN code 8051193002489.
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€ 9,82
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1-2 weeks delivery time Price incl. 19% VAT The CEF impeller, designed for Yamaha engines, features a diameter of 53 mm and a depth of 14 mm, with an as diameter of 11.6 mm. Made from durable neoprene, it comes in black and includes six blades for efficient water flow. The product number is IMP-500368, and it is sold as a single piece with an EAN code of 8051193003028.
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€ 18,70
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, designed for Yamaha motors, features a diameter of 40 mm and a depth of 18 mm, with six blades made from durable neoprene. It has an as diameter of 11.9 mm and comes in black. This high-quality impeller ensures efficient water flow and reliable performance, sold as a single piece with the EAN code 8051193002403.
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€ 19,84
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, measuring ø11xø32x14.35mm and featuring 6 blades, is designed for marine applications. Made of durable neoprene and available in black, it is compatible with Mariner and Mercruiser motor brands. With a product diameter of 32mm and depth of 14.35mm, it ensures reliable performance and efficiency.
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€ 10,02
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, measuring ø11xø36.5x18.1mm with 6 blades, is a crucial component for optimal engine performance, specifically designed for Chrysler and Force motors. Made for durability and reliability, it features a shaft diameter of 11mm, a product diameter of 36.5mm, and a product depth of 18.1mm. This black impeller, with the product number IMP-500330 and EAN code 8051193002687, uses a key drive shaft type and is sold as a single piece.
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€ 34,65
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller (Product Number: IMP-500325) is a crucial marine engine component designed for optimal performance in various conditions. Measuring 11 mm in inner diameter and 40 mm in outer diameter, with a depth of 12.6 mm, it features 6 blades and is made of black neoprene. This key drive impeller is compatible with Mariner and Mercruiser engine brands and is sold as a single piece (EAN: 8051193002632).
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€ 12
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, designed for Johnson and Evinrude engines from 1967 to 1984, features a durable neoprene construction for reliable performance. It has a measurement of ø11xø47.6x14.1mm with six blades and is available as a single piece. This black impeller is compatible with key drive shafts and is an essential component for enhancing your boating experience. Its product number is IMP-500369, and it comes with EAN code 8051193003035.
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€ 15,07
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, measuring ø12,17xø50,8x22,1mm and featuring six blades, is a high-quality neoprene component designed for optimal performance in Johnson Pump systems. It offers efficient fluid movement and is sold as a single piece, with a product number of IMP-500201GX and an EAN code of 8720193091990. This black impeller is compatible with pin drive shafts and showcases a product diameter of 50.8 mm and a depth of 22.1 mm.
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€ 18,88
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller (Product Number: IMP-500146X) is a high-quality component designed for optimal performance, featuring a robust construction and precise specifications. With a diameter of 12.17 mm, a product diameter of 51.8 mm, and a depth of 22 mm, it has 10 blades and a PIN DRIVE hole type. Made of black neoprene, this impeller is compatible with Jabsco motors and is sold as a single piece, ensuring efficiency and reliability in various applications.
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€ 25,18
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller ø12.2xø42x20mm, designed for Suzuki engines, is a high-performance component made from durable neoprene. It features a robust construction with an outer diameter of 12.2 mm, a product diameter of 42 mm, and a depth of 20 mm. The impeller has 6 blades, utilizes a key drive shaft, and is sold as a single unit. Its EAN code is 8051193002571, and it comes in a sleek black color, making it an essential part for optimal engine functionality.
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€ 15,55
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1-2 weeks delivery time Price incl. 19% VAT The CEF impeller (Product Number: IMP-500116GX) measures 12.66 mm in diameter and features a robust construction made from high-quality neoprene, ensuring durability and efficiency. With a product diameter of 50.8 mm, a depth of 22.1 mm, and six blades, it is designed for optimal performance and is suitable for Johnson Pump motors. The impeller comes in black and is packaged as a single piece, with an EAN code of 8720193037370.
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€ 15,07
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1-2 weeks delivery time Price incl. 19% VAT The CEF impeller, measuring ø12.75xø38.4x17.8mm and featuring 6 blades, is expertly crafted for optimal performance in marine applications. Made from durable neoprene, this black impeller ensures efficient water flow and enhances motor effectiveness. It has a product number of IMP-500355, an EAN code of 8051193002908, and is compatible with OMC and Johnson Evinrude motor brands, with a key drive type hub. Each order includes 1 piece.
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€ 10,98
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1-2 weeks delivery time Price incl. 19% VAT The CEF impeller, with a diameter of 12.75mm for the shaft and 50.8mm for the product, features a robust design with 6 blades and is made of neoprene. Ideal for efficient water movement, it is marked with product number IMP-500129 and is compatible with Ancor motor brands. The dimensions are complemented by its black color, and it is sold as a single piece under the EAN code 8051193001529.
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€ 16,85
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller, measuring ø12.75xø69x12.72mm and featuring 6 blades, is engineered for optimal performance in marine applications. Constructed from durable neoprene and designed for reliable operation, it is compatible with OMC, Johnson, and Evinrude motor brands. The impeller, identified by product number IMP-500351, comes in black and includes a key drive hub.
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€ 13,12
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1-2 weeks delivery time Price incl. 19% VAT The CEF Impeller (Product Number: IMP-500317) is a high-quality marine component designed for optimal performance, featuring a diameter of 12.76 mm, an overall diameter of 58.5 mm, and a depth of 40.41 mm with 10 blades. Made from durable neoprene and presented in black, it is compatible with Johnson Evinrude and OMC motor brands, ensuring reliability in your marine applications.
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€ 19,87
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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.