SouthMarine
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Boat Engine Water Pump Impeller 345-65021-0 3R0-65021-0 for Tohatsu 25-40HP
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Boat Engine Water Pump Impeller 345-65021-0 3R0-65021-0 for Tohatsu 25-40HP
Get the best performance for your Tohatsu Nissan outboard motors with our Water Pump Impeller.
Boat Engine Water Pump Impeller 345-65021-0 3R0-65021-0 for Tohatsu 25-40HP
Item #: 4837826

Boat Engine Water Pump Impeller 345-65021-0 3R0-65021-0 for Tohatsu 25-40HP

Item #: 4837826

SHP 29

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Get the best performance for your Tohatsu Nissan outboard motors with our Water Pump Impeller.
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What Stands Out

Compatibility
Designed to fit various Tohatsu and Mercury Mariner outboard motors, ensuring seamless installation and operation across multiple models, solving user concerns about finding the right replacement parts.
Durable Materials
Manufactured from high-quality materials, this impeller offers superior strength and longevity, reducing the need for frequent replacements and enhancing the overall performance of your boat engine.
Enhanced Performance
Designed to improve water flow and cooling efficiency, this impeller directly contributes to better engine performance and reliability, addressing overheating issues that can compromise motor functionality.

Product Details

Shop for Boat Engine Water Pump Impeller 345-65021-0 345650210 345650210M 3R0-65021-0 3R0650210 3R0650210M 18-8923 for Tohatsu 25HP 30HP 35HP 40HP/ 47-16154-1 47-161541 for Mercury Mariner Outboard Motor at the best prices. Fast shipping and easy returns. Shop at Ubuy Saint Helena
Engine Type2-stroke,4-stroke
Operation ModeManual
Mounting TypeTransom Mount
Fuel TypeGasoline
Maximum Horsepower40 hp
ColorBlack
Material TypePlastic
Brand NameSouthMarine
Recommended Uses For ProductFor Mariners
Number of Items1
ManufacturerSouthMarine
UPC711301855007
Item Highlight345650210 345650210M 3R0650210 18-8923 for Outboard Motor 25HP 30HP 35HP/SouthMarine 47-16154-1 47-161541 for Mercury Mariner
OEM Equivalent Part Number345-65021-0
Model Number345-65021
Manufacturer Part Number01-345-65021-0
BrandSouthMarine
MaterialPlastic
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Tohatsu Owners

    Ideal for Tohatsu outboard engine owners needing an efficient water pump impeller for reliable cooling performance.

  • Fishing Enthusiasts

    Great for avid fishermen who rely on their boat engines and need dependable, high-quality impeller replacements.

  • Maintenance Enthusiasts

    Perfect for DIY boat maintenance hobbyists looking for an easy replacement part to ensure optimal engine operation.

Not Suitable For
  • Other Engine Brands

    Not suitable for non-Tohatsu or non-Mercury outboard engines, which may require different specifications.

Product Description

Boat Engine Water Pump Impeller 345-65021-0 3R0-65021-0 for Tohatsu 25-40HP

About This Item

Upgrade your boat's water pump with the Boat Engine Water Pump Impeller. This high-quality impeller is designed for Tohatsu and Mercury Mariner outboard motors, specifically the 25HP, 30HP, 35HP, and 40HP models. It is compatible with part numbers 345-65021-0, 345-65021-0M, 18-8923, 47-16154-1, and 47-161541. Featuring 6 blades, this impeller ensures efficient water circulation and cooling for your boat's engine.

It has a height of 20mm and an external impeller overall diameter of 44mm, providing optimal performance. The internal shaft insert diameter measures 17mm, ensuring a secure fit. Made from durable materials, this impeller is built to withstand the harsh conditions of boating. It is lightweight with a net weight of 11g, minimizing any additional strain on your engine.

The plastic hub adds extra stability and durability to the impeller. Installing the Boat Engine Water Pump Impeller is a breeze. Simply follow the included installation guide for step-by-step instructions. Regular maintenance and replacement of your boat's water pump impeller is essential for optimal performance and longevity.

With this impeller, you can trust that your boat's engine will be protected and perform at its best. Don't wait until your water pump fails. Upgrade it with the Boat Engine Water Pump Impeller and experience improved efficiency and performance on the water. Order yours today and enjoy a hassle-free boating experience.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the purpose of the Boat Engine Water Pump Impeller for Tohatsu engines?

    Answer: The Boat Engine Water Pump Impeller is crucial for circulating water through your Tohatsu outboard engine, helping to maintain optimal temperature and prevent overheating. By creating suction, the impeller draws water into the cooling system from the surrounding environment, ensuring efficient engine performance. If an impeller fails or becomes worn, it can lead to engine damage due to overheating. Regular maintenance, including checking and replacing the impeller, is essential for the longevity of your engine.
  • Question: How do I know if I need to replace my water pump impeller?

    Answer: Signs of a failing water pump impeller include poor water flow from the engine, overheating, or unusual noises while the engine is running. If you notice your engine temperature gauge rising or if water is not discharging properly from the cooling outlet, it may indicate that the impeller isn't functioning effectively. Regular inspection and replacement every couple of seasons can prevent serious engine issues and ensure reliable performance during your outings on the water.
  • Question: Are these impellers compatible with multiple Tohatsu engine models?

    Answer: Yes, this particular Boat Engine Water Pump Impeller (model numbers 345-65021-0, 345650210, 3R0-65021-0, and more) is designed to be compatible with Tohatsu engines ranging from 25HP to 40HP. This versatility allows boat owners with different Tohatsu models to utilize the same impeller, simplifying maintenance. Always cross-check your engine's specifications against the compatibility list to ensure proper fitment and optimal performance.
  • Question: What materials is the Boat Engine Water Pump Impeller made from?

    Answer: This Boat Engine Water Pump Impeller is typically made from high-quality rubber compounds or thermoplastics, providing durability and resistance to wear from prolonged exposure to water. The design ensures that it can withstand high temperatures and varying pressure levels within the engine, maintaining efficiency in water flow. The choice of materials not only prolongs the lifespan of the impeller but also keeps your engine operating smoothly, without risking damage to its components.
  • Question: Is it difficult to install the water pump impeller myself?

    Answer: While installation may vary in difficulty, many boat owners find replacing the water pump impeller within their capabilities. It generally involves removing the lower unit of the outboard motor, taking out the old impeller, and installing the new one in the correct orientation. Many resources such as online tutorials exist to guide you through the process step-by-step. However, if you’re unsure or uncomfortable with DIY tasks, consulting a marine technician can ensure the job is done correctly.
  • Question: How often should I replace the water pump impeller for my Tohatsu engine?

    Answer: It's recommended to replace the water pump impeller every 1-3 years, depending on the frequency of use and operating conditions. Factors such as saltwater exposure, high operating temperatures, and prolonged periods of inactivity may necessitate more frequent replacements. Keeping an eye on the signs of wear can help you stay proactive, ensuring your Tohatsu engine remains in peak condition for all your boating adventures.
  • Question: Can I use the Boat Engine Water Pump Impeller in saltwater conditions?

    Answer: Yes, this impeller is designed for use in both freshwater and saltwater conditions. However, when using your Tohatsu engine in saltwater, it's crucial to perform regular maintenance checks, as salt buildup can affect engine components, including the impeller. Flushing the engine with fresh water after each outing in saltwater can help mitigate corrosion and prolong the life of your impeller, ensuring hassle-free operation.
  • Question: Where can I buy the Boat Engine Water Pump Impeller for Tohatsu in Saint Helena?

    Answer: You can conveniently purchase the Boat Engine Water Pump Impeller for Tohatsu engines at Ubuy in Saint Helena. Ubuy offers a wide range of marine products, ensuring that you find the right impeller model for your needs. By shopping at Ubuy, you gain access to a simple and straightforward online shopping experience, complete with detailed product information and recommendations tailored to your specific engine requirements.
  • Question: What are the key specifications I should check before purchasing an impeller?

    Answer: Before purchasing a water pump impeller, check key specifications such as model numbers (like 345-65021-0 and 3R0-65021-0), compatibility with your Tohatsu engine's horsepower, and physical dimensions to ensure a proper fit. Additionally, consider the material quality and whether it meets or exceeds OEM standards for reliability. These specifications will help you select an impeller that optimizes the performance of your boat engine while minimizing the risk of issues related to mismatched components.
  • Question: What type of maintenance should I perform on my engine's water pump system?

    Answer: Regular maintenance of your engine's water pump system involves inspecting the impeller, checking for any debris or blockages in the water intake, and ensuring that hoses and fittings are secure and free from leaks. Periodically flushing the system with clean water, especially after saltwater use, is also important. Staying proactive with these maintenance tasks helps ensure that your Tohatsu engine runs efficiently and prolongs the life of crucial components, including the water pump impeller.

SouthMarine Propellers 345-65021 Editorial Review

Boat Engine Water Pump Impeller 345-65021-0 3R0-65021-0 for Tohatsu 25-40HP is a reliable choice for marine engines, demonstrating effective performance for both 2-stroke and 4-stroke systems. Users have noted its perfect fit across various outboards, including a 1995 25hp Nissan, attesting to its compatibility and functionality. Made from durable plastic, it achieves maximum horsepower of 40hp, supporting a wide range of marine applications. Many reviews highlight its working efficiency and the ease of installation, confirming that it functions as advertised without any complications.

Customer Reviews & Ratings

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Pros

  • Fits a range of 25-40HP outboards
  • Durable plastic material ensures longevity
  • Easy manual operation for user convenience
  • Compatible with both 2-stroke and 4-stroke engines
  • Positive feedback on installation ease

Cons

  • Some users noted the material is not metal but plastic

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SHP 29

Order now and get it around Thursday, October 01

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Features & Benefits

  • Number of Blades: 6
  • Height: 20mm(25/32)
  • External Impeller Overall Diameter: 44mm(1 47/64)
  • Internal Shaft Insert Diameter: 17mm(43/64)
  • Net Weight: 11g
  • Plastic Hub

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