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 This neoprene Talamex impeller features a key drive and comes complete with a gasket and cap, providing reliable engine cooling for inboard systems.
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$ 92.49
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1-2 weeks delivery time This Talamex neoprene inboard impeller has a key drive and includes a gasket for secure installation, offering dependable engine cooling in marine environments.
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$ 50.18
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1-2 weeks delivery time Compact and durable, this Talamex neoprene impeller with key drive and gasket delivers consistent water circulation for inboard marine engines.
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$ 50.18
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1-2 weeks delivery time Engineered for marine performance, this Talamex neoprene impeller includes a gasket and key drive to provide a secure fit and effective cooling.
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$ 62.70
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1-2 weeks delivery time Made of durable neoprene, this Talamex inboard impeller features a key drive and delivers consistent water flow to keep your engine operating smoothly.
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$ 46.74
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1-2 weeks delivery time This heavy-duty Talamex neoprene impeller with spline drive is designed for high-capacity marine engines, ensuring powerful water circulation and reliable cooling.
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$ 255.51
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1-2 weeks delivery time This neoprene inboard impeller features a spline drive and comes complete with gasket and cap for secure fitting, designed with 8 blades to provide reliable marine engine cooling performance.
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$ 84.76
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1-2 weeks delivery time This durable neoprene impeller is designed for inboard use with a spline drive hole, includes a gasket, and has 12 blades to ensure efficient water flow and engine cooling.
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$ 76.08
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1-2 weeks delivery time This neoprene inboard impeller with puller drive hole includes both gasket and bolt, features 10 blades, and is built for strong and dependable water pump operation.
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$ 376.36
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1-2 weeks delivery time Designed for inboard engines, this neoprene impeller with puller drive hole comes with a gasket and 12 blades, ensuring effective water flow for engine cooling.
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$ 147.46
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1-2 weeks delivery time This Talamex inboard impeller features durable neoprene material, includes a gasket and bolt for easy installation, and has 12 blades designed for puller drive applications offering reliable performance.
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$ 253.96
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1-2 weeks delivery time This neoprene inboard impeller is equipped with 12 blades and includes a gasket; it is designed for puller drive systems to ensure durability and efficient water flow.
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$ 255.64
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1-2 weeks delivery time This neoprene inboard impeller has 11 blades and features a double flat drive 1 type hole, designed for dependable performance in various inboard water pump applications.
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$ 210.43
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1-2 weeks delivery time This inboard impeller made of neoprene features 12 blades and a spline drive with cap, ensuring a secure fit and efficient water flow in marine applications.
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$ 336.25
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1-2 weeks delivery time This Talamex neoprene inboard impeller features a spline drive and includes a gasket and cap for easy installation and durability. With 12 blades and dimensions of 14.29 x 57.00 x 32.05 mm, it replaces article number 3862567 and is designed for reliable inboard performance.
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$ 42.60
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1-2 weeks delivery time Made of neoprene, this Talamex inboard impeller has a single flat drive and comes with a gasket. It features 6 blades and measures 12.20 x 19.00 x 40.00 mm, replacing article 8000K, ideal for inboard applications needing steady water circulation.
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$ 42.07
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1-2 weeks delivery time This neoprene inboard impeller from Talamex includes a gasket and bolt and features a puller drive with 12 blades. With dimensions of 20.00 x 94.50 x 101.50 mm, it replaces article number 128620-42201 and provides a robust solution for demanding inboard engines.
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$ 288.50
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1-2 weeks delivery time Featuring a puller drive and made of neoprene, this Talamex inboard impeller has 10 blades and includes both a gasket and bolt. It measures 24.35 x 114.30 x 109.50 mm and replaces article 30000K for durable inboard system performance.
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$ 476.72
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1-2 weeks delivery time This Talamex nitrile inboard impeller has a pin drive and comes with a gasket and bolt for secure installation. With 6 blades and dimensions of 9.54 x 39.60 x 19.20 mm, it replaces article 4528-0003 and ensures reliable inboard engine operation.
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$ 25.97
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1-2 weeks delivery time Made of nitrile, this Talamex inboard impeller features a pin drive and includes a gasket and bolt. It has 6 blades and measures 12.17 x 50.80 x 22.10 mm, replacing article 653-0003 for efficient inboard engine performance.
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$ 30.22
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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.