The water pump impeller is a crucial component in outboard motors, responsible for circulating water through the engine's cooling system to prevent overheating.
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1-2 weeks delivery time Compatible with a variety of GM engine models, this circulating pump ensures efficient coolant flow and temperature maintenance, with numerous original references covering multiple engine types.
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$ 389.12
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1-2 weeks delivery time Designed for Mercruiser, Volvo-Penta, and OMC engines, this circulation pump guarantees efficient coolant flow and temperature maintenance, with compatibility across several original references and models.
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$ 420.26
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1-2 weeks delivery time This seawater pump is compatible with Indmar engines and GM engine blocks, ensuring effective cooling for optimal performance, with original references 685001 and RA057024.
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$ 873.33
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1-2 weeks delivery time Designed for GM 4-cylinder and 6-cylinder in-line engine blocks, this circulation pump provides efficient coolant flow, with a variety of original references for multiple engine models.
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$ 187.18
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1-2 weeks delivery time This circulating pump is engineered for GM engine blocks ranging from 4.3L to 5.7L, enhancing coolant circulation for improved engine efficiency, and is compatible with numerous models and original references.
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$ 236.38
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1-2 weeks delivery time This seawater pump model is suitable for a range of engine types, providing optimal functionality for marine applications. It is compatible with several Mercruiser models, including V6 and V8 engines, and is branded by Sierra with the product number 18-36001.
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$ 959.62
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1-2 weeks delivery time Designed for optimal performance in Mercruiser Alpha1 - Gen II bases, this water inlet tube ensures efficient water flow for engine cooling. It is compatible with models produced from 1983 to 2013 and is branded by Sierra with the product number 18-3602.
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$ 20.16
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1-2 weeks delivery time This thermostat kit is crucial for regulating the temperature in Mercury outboard engines, ensuring optimal performance. It includes references such as 27-62386001 and has a temperature range of 62°C, manufactured by Sierra with the product number 18-3605.
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$ 189.88
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1-2 weeks delivery time The thermostat kit for Yamaha outboard motors provides precise temperature control for reliable operation. It includes original references like 688-12414-A1 and has a temperature range of 50°C, manufactured by Sierra with the product number 18-3608.
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$ 51.55
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1-2 weeks delivery time This thermostat kit for Yamaha outboard motors ensures optimal temperature regulation, featuring original references such as 6J8-12414-A0. It maintains a temperature range of 50°C and is manufactured by Sierra with the product number 18-3609.
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$ 52.64
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1-2 weeks delivery time This thermostat kit is essential for temperature control in Yamaha outboard motors, contributing to efficient operation. It includes references like 6H3-12414-A1 and has a temperature range of 60°C, manufactured by Sierra with the product number 18-3611.
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$ 73.49
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1-2 weeks delivery time Designed for specific Volvo-Penta engines, this thermostat ensures proper temperature management for reliable performance, with an original reference of 3587597. It supports models from 4.3L to 5.7L V6 and V8 engines and is branded by Sierra with the product number 18-3615.
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$ 50.07
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1-2 weeks delivery time This thermostat kit is designed specifically for Volvo-Penta engines, ensuring optimal performance and temperature regulation for models 3.0 - 135, with a temperature range of 71°C. It is manufactured by Volvo Penta and branded by Sierra with the product number 18-3621.
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$ 63.48
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1-2 weeks delivery time The thermostat kit for Yamaha motors is compatible with various outboard models, providing reliable temperature control for smooth operation. It references original parts like 6H3-12411-00 and has a temperature range of 50°C, made by Sierra with the product number 18-3622.
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$ 65.73
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1-2 weeks delivery time Suitable for a variety of Honda outboard engines, this thermostat ensures reliable cooling efficiency across numerous models. It has a temperature range of 60°C and references original parts like 19300-ZW9-003, made by Sierra with the product number 18-3628-1.
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$ 68.11
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1-2 weeks delivery time This thermostat is designed for specific Honda outboard models, providing efficient temperature control with a range of 72°C. It references original parts such as 19300-ZV5-013 and is manufactured by Sierra with the product number 18-3630.
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$ 47.18
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1-2 weeks delivery time This housing and thermostat assembly is designed for Mercury outboard motors, ensuring optimal cooling performance for models Verado 135 to 400 hp. It has a temperature range of 62°C and is branded by Sierra with the product number 18-3631.
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$ 297.12
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1-2 weeks delivery time Compatible with various Yamaha and Suzuki outboard engines, this thermostat provides reliable temperature regulation. It covers multiple models from both manufacturers, has a temperature range of 60°C, and is branded by Sierra with the product number 18-3632.
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$ 65.71
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1-2 weeks delivery time This thermostat is tailored for specific Yamaha outboard models, ensuring efficient engine cooling with a temperature range of 60°C. It references original part 6AW-12411-00-00 and is manufactured by Sierra with the product number 18-3634.
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$ 85.85
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1-2 weeks delivery time This thermostat is designed for various Yamaha outboard motors, ensuring optimal engine performance and temperature regulation for compatible models such as F150/LF150, VF150, F175/LF175, and F200/LF200 from 2012 to 2022. It has an original reference of 6DA-12411-00-00, a temperature range of 60°C, and is branded by Sierra with the product number 18-3636.
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$ 68.48
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What is the function of an impeller in an outboard motor?
The impeller in an outboard motor is a flexible, rubber component housed within the water pump. Its primary function is to draw water from outside the boat and circulate it through the engine's cooling system, preventing overheating. Regular inspection and timely replacement of the impeller are crucial, as wear or damage can lead to engine failure. Utilizing appropriate tools, such as an impeller puller, can facilitate safe removal and installation during maintenance procedures.
For genuine replacement parts, see our range of Boat Impeller.
For models designed specifically for Evinrude engines, explore our selection of Evinrude Impeller options. We also offer a dedicated range of Mercury Impeller replacements for those maintaining Mercury outboard motors, ensuring optimal performance and compatibility.
What are the differences between a standart outboard impeller and a raw water pump impeller in outboard motors?
A standard outboard impeller is typically designed for general cooling system operation, ensuring a steady water flow through the pump housing and engine. A raw water pump impeller, on the other hand, is specifically built to handle unfiltered seawater, requiring a more flexible impeller material to resist wear and debris. Regular impeller service, including replacing the old impeller with a new one and applying lubricant to the shaft and seal, helps maintain optimal performance and prevent gear damage.
For those servicing their outboard motor, a proper Honda Impeller Replacement ensures efficient cooling and engine longevity.
What are the signs that indicate an outboard engine needs an impeller service?
Signs that an outboard engine needs an impeller service include reduced water flow from the telltale, overheating, or unusual noises from the water pump housing. If the engine temperature rises abnormally, it may indicate that the water pump impeller is worn or damaged, requiring removal and replacement with a new impeller from a repair kit. Routine inspection and proper installation following the brand’s instructions help maintain performance and prevent issues related to overheating and insufficient cooling.
For Tohatsu engines, a high-quality Tohatsu Impellers is essential for maintaining optimal water circulation and preventing engine damage. Regularly checking and replacing the Tohatsu impeller ensures efficient cooling, prolonging the life of your outboard motor and keeping it in peak condition for all your boating adventures.