Choosing the best 20 HP outboard motor parts ensures optimal performance. This blog covers top-rated repair kits and components.
Outboard motors are vital for boating enthusiasts. They require regular maintenance to function efficiently. Choosing the right parts can be challenging with numerous options available. In this post, we will explore the best 20 HP outboard motor parts and repair kits.
From water pump impellers to ignition coils, we cover reliable options suitable for various brands like Mercury, Yamaha, Johnson, and Honda. Whether you need a water pump repair kit or a carburetor rebuild kit, our guide will help you make an informed choice. Keep reading to ensure your outboard motor remains in top condition for your next boating adventure.
Quickmarine Water Pump Impeller Repair Kit

The QuickMarine 8M0137849 Water Pump Impeller Repair Kit is a reliable solution designed for Mercury Marine 9.9 10 15 20 HP EFI and Nissan Tohatsu MFS 15 20 HP Outboard Motor replacements. Manufactured by QuickMariner Genuine Parts, this kit ensures optimal performance and longevity.
Pros:
- High-quality materials for durability
- Easy to install
- Compatible with multiple engine models
- Improves engine cooling system efficiency
Cons:
- May be relatively more expensive than generic brands
- Specific to certain engine models only
The QuickMarine 8M0137849 Water Pump Impeller Repair Kit stands out due to its high-quality materials and precision engineering. It is designed to provide a seamless fit and optimal performance for the specified Mercury Marine and Nissan Tohatsu outboard motors. This ensures that your engine remains cool and operates efficiently, minimizing the risk of overheating and potential damage.
One of the standout features of this repair kit is its ease of installation. Even those with minimal mechanical experience can replace the impeller without hassle, thanks to the clear instructions provided. However, it is important to note that while this kit is highly effective, it is specifically designed for certain engine models, which may limit its applicability. Additionally, the price point might be higher compared to generic alternatives, but the investment is justified by the reliability and performance it offers.
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Wingogo Water Pump Impeller Replacement For Mercury Outboard Boat Motor Engine

The WINGOGO 47-89982 Water Pump Impeller Replacement is designed specifically for Mercury Outboard motors ranging from 20 to 200 HP. This high-quality replacement part ensures that your boat motor engine runs smoothly and efficiently, reducing the risk of overheating and other engine issues.
Pros:
- High compatibility with a range of Mercury Outboard motors
- Made by a reliable manufacturer, SHAYING
- Constructed from durable materials for long-lasting performance
- Compact dimensions make it easy to install
Cons:
- Only available in black color
- Requires some mechanical knowledge for installation
The WINGOGO 47-89982 Water Pump Impeller Replacement is an essential component for maintaining the efficiency of your Mercury Outboard motor. Designed to replace several part numbers, including Sierra Marine 18-3052, 47-56780, 47-65958, 47-89982, and 47-89982B, it offers broad compatibility, making it a versatile choice for many boat owners. The impeller is made from durable materials and manufactured by SHAYING, ensuring a reliable performance.
Despite its numerous advantages, there are a couple of drawbacks. The part is only available in black, which might not be a significant issue but limits color options. Additionally, installing the impeller requires some mechanical knowledge, which could be a challenge for those unfamiliar with boat engine maintenance. However, the compact dimensions (0.749 inches in height, width, and length) and lightweight design make the installation process relatively straightforward for those with the right skills.
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Autovic For Johnson Evinrude Outboard Lower Motor Mount

The AUTOVIC for Johnson Evinrude Outboard Lower Motor Mount is a high-quality replacement part designed for 18, 20, 25, and 35 HP motors. This product is an excellent choice for those looking to maintain or repair their outboard motor efficiently.
Pros:
- High-quality construction ensures durability and longevity.
- Easy installation process saves time and effort.
- Specifically designed to fit Johnson Evinrude outboard motors.
- Direct replacement for 303881 and 0321469.
- Made by the reliable brand AUTOVIC.
Cons:
- Only available in black color.
- Dimensions may not fit other models, strictly for specified HP motors.
The AUTOVIC Lower Motor Mount is built with durability in mind, ensuring that it can withstand the demands of regular use. Its high-quality construction means that it will last longer, providing a reliable solution for your motor mounting needs. Installation is straightforward, making it an ideal choice for both professionals and DIY enthusiasts.
This motor mount is specifically designed to fit Johnson Evinrude outboard motors in the 18 to 35 HP range. As a direct replacement for parts 303881 and 0321469, it ensures compatibility and optimal performance. While its black color might not suit all aesthetic preferences, its functionality and fit make it a valuable addition to your outboard motor maintenance toolkit.
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Heurofosh 18-3040 Water Pump Impeller

Introducing the HeuroFosh 18-3040 Water Pump Impeller designed specifically for Yamaha 8 9.9 15 20 HP T8 T9.9 F9.9 F15 F20 Outboard Motors. Manufactured by the reputable HeuroFosh Marine & Outdoor Products Center, this impeller ensures top-notch performance and durability. Weighing just 0.03747858454 pounds, it offers a lightweight yet robust solution for your outboard motor’s water pump needs.
Pros:
- Specifically designed for a range of Yamaha outboard motors.
- Manufactured by the reputable HeuroFosh Marine & Outdoor Products Center.
- Lightweight, weighing only 0.03747858454 pounds.
- Ensures optimal performance and durability.
Cons:
- May not be compatible with non-Yamaha outboard motors.
- Requires periodic maintenance and inspection.
The HeuroFosh 18-3040 Water Pump Impeller is a critical component for the efficient operation of your Yamaha outboard motor. With its precision engineering and lightweight design, it not only enhances performance but also ensures the longevity of your water pump system. The HeuroFosh Marine & Outdoor Products Center is known for its quality products, and this impeller is no exception.
However, it is essential to note that this impeller is specifically designed for Yamaha models and may not be suitable for other brands. Additionally, like all mechanical components, it requires regular maintenance to ensure optimal functionality. Despite these minor drawbacks, the HeuroFosh 18-3040 Water Pump Impeller remains a reliable choice for maintaining your outboard motor’s performance.
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Johnson Evinrude Omc Water Pump Kit With Housing Replacement

The Johnson Evinrude OMC Water Pump Kit With Housing Replacement is an essential component for maintaining the performance of outboard motors ranging from 20HP to 35HP. This kit ensures the effective circulation of water, which is crucial for keeping the engine cool and running efficiently. Designed for compatibility with models from 1980 and up, this replacement kit is a reliable choice for boat enthusiasts looking to maintain their marine engines.
Pros:
- High Compatibility: Works with Johnson Evinrude OMC outboard motors from 1980 and newer models.
- Complete Kit: Includes housing and all necessary components for a complete replacement.
- Durable Construction: Manufactured with high-quality materials for long-lasting performance.
- Easy Installation: User-friendly design allows for straightforward installation.
Cons:
- Limited to Specific Models: Only compatible with certain Johnson Evinrude OMC motor models.
- Weight: At 0.7 pounds, it might be slightly heavier than some other water pump kits.
The Johnson Evinrude OMC Water Pump Kit With Housing Replacement by Full Power Plus is a well-rounded solution for those looking to maintain or replace the water pump in their outboard motors. Manufactured by Marine Pump and Part Corporation, this kit comes with all the necessary components, ensuring a seamless replacement process. With dimensions that make it a perfect fit, and a weight of 0.7 pounds, it promises durability and efficiency in maintaining the optimal temperature of your engine.
One of the standout features of this water pump kit is its high compatibility with a range of Johnson Evinrude OMC models from 1980 onwards. This makes it a versatile choice for a variety of boat owners. The ease of installation is another significant benefit, allowing even those with basic mechanical skills to replace their water pump without hassle. However, it is essential to ensure that your specific motor model is compatible with this kit to avoid any installation issues. Overall, this water pump kit offers a robust and reliable option for keeping your outboard motor in top condition.
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Markgoo Water Pump Impeller With Key For Johnson Evinrude Omc Outboard 20 25 30 35 Hp Boat Motor Engine Parts Replacement

The MARKGOO Water Pump Impeller with Key is specifically designed for Johnson Evinrude OMC Outboard 20 25 30 35 HP Boat Motor Engine Parts Replacement. This Impeller Kit is a reliable replacement part that ensures the optimal performance of your boat motor engine.
Pros:
- High-quality materials for durability and longevity
- Perfect fit for specified outboard engines
- Easy installation process
- Cost-effective replacement solution
Cons:
- Compatibility limited to specific engine models
- No additional hardware included
The MARKGOO Water Pump Impeller is an essential component for maintaining the efficiency of your boat motor engine. Its high-quality construction ensures that it can withstand harsh marine environments, providing long-lasting service. The impeller is designed to fit perfectly with the specified Johnson Evinrude OMC Outboard engines, making it an ideal choice for those looking for reliable replacement parts.
Another notable feature of this impeller kit is its ease of installation, allowing boat owners to replace their old or damaged impellers without hassle. This can save time and money on professional maintenance services. However, it’s important to ensure compatibility with your specific engine model, as this impeller is designed for select engines only. Additionally, the kit does not come with extra hardware, so users may need to source any additional parts separately.
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Jlm Marine 439071 Carburetor Rebuild Kit For Johnson Evinrude Omc 1.5-20 Hp Outboard Motors

The JLM MARINE 439071 Carburetor Rebuild Kit is designed specifically for Johnson Evinrude OMC 1.5-20 HP Outboard Motors. This kit includes all the necessary components to rebuild the carburetor, ensuring your outboard motor runs smoothly and efficiently. Manufactured by JLM Marine Parts Manufacturer, this rebuild kit is known for its high quality and durability.
Pros:
- High-quality materials ensure durability.
- Specifically designed for Johnson Evinrude OMC 1.5-20 HP Outboard Motors.
- Comprehensive kit includes all necessary components.
Cons:
- May require professional installation if you are not experienced.
- Instructions may not be detailed enough for beginners.
The JLM MARINE 439071 Carburetor Rebuild Kit stands out due to its high-quality materials and precise fit for Johnson Evinrude OMC 1.5-20 HP Outboard Motors. This ensures that the rebuilt carburetor will function efficiently and reliably, providing better performance for your outboard motor. Additionally, the kit includes all the necessary components, saving you the hassle of sourcing individual parts.
However, it’s important to note that installing this kit may require some level of expertise. If you are not familiar with carburetor rebuilds, it might be beneficial to seek professional help to ensure everything is installed correctly. Additionally, while the kit is comprehensive, the instructions provided may not be detailed enough for beginners, which could pose a challenge during installation.
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Slsrpmt Water Pump Repair Kit With Housing For Yamaha Outboard 20 25 Hp Two Cylinder 2 Stroke

The SLSRPMT Water Pump Repair Kit with Housing 6L2-W0078-00-00 is specifically designed for Yamaha Outboard 20 25 HP Two Cylinder 2 stroke Sierra 18-3431 6L2-W0078-00. This repair kit by SLSRPMT is manufactured by Salingsi and is known for its high-quality components and reliable performance.
Pros:
- High-quality materials ensure durability and long-lasting performance.
- Compatible with multiple Yamaha models, making it versatile.
- Complete kit includes all necessary components for repair.
- Lightweight at 0.4629707502 pounds, easy to handle and install.
Cons:
- Installation instructions might be lacking for beginners.
- Availability may be limited in some regions.
- Price could be higher compared to other brands.
The SLSRPMT Water Pump Repair Kit is an essential component for maintaining the efficiency of your Yamaha Outboard 20 25 HP Two Cylinder 2 stroke engine. The kit comes with everything you need for a full repair, ensuring that your outboard motor runs smoothly. Given its lightweight, it is easy to handle during the installation process. However, the absence of detailed installation instructions could pose a challenge for those new to engine repairs. Despite this, the SLSRPMT kit stands out due to its high-quality materials and versatility. It is compatible with multiple Yamaha models, which adds to its appeal. While it might be priced higher than some alternatives, the investment is justified by the durability and reliability of the components. Overall, this water pump repair kit is a worthwhile purchase for those looking to maintain their Yamaha outboards in optimal condition.
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Ignition Coil For Yamaha Outboard

Introducing the Ignition Coil For Yamaha 6 8 9.9 15 20 25 30 40 HP Outboard, compatible with 6HP, 8HP, 9.9HP, 15HP, 20HP, 2/4-Stroke engines. This ignition coil, with part numbers 65W-85570-01/00, 680-85570-09/02/01/00, 689-85570-21/20, 6E7-85570-19/10, 6F5-85570-12/13, and 6G8-85570-21/20, ensures optimal performance and reliability for your Yamaha outboard motor. Brand and Manufacturer: KUNOANZ.
Pros:
- High compatibility with various Yamaha outboard models
- Reliable and durable performance
- Easy installation process
- Cost-effective replacement part
Cons:
- May require specific tools for installation
- Not suitable for non-Yamaha outboard models
The Ignition Coil For Yamaha outboard motors offers a highly compatible solution for a range of engine sizes, from 6HP to 40HP. Its reliable and durable performance ensures that your outboard motor runs smoothly, providing you with the confidence you need when out on the water. The easy installation process further enhances its appeal, making it a cost-effective replacement part for your Yamaha outboard motor.
However, it is important to note that the installation may require specific tools, which could be a minor inconvenience for some users. Additionally, this ignition coil is specifically designed for Yamaha outboard models and may not be suitable for other brands. Despite these minor drawbacks, the Ignition Coil For Yamaha remains an excellent choice for those seeking a dependable and affordable replacement part for their outboard motor.
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Slsrpmt 19210-zw9-a32 Water Pump Impeller For Honda Outboard

The SLSRPMT 19210-ZW9-A32 Water Pump Impeller is designed specifically for Honda Outboard engines ranging from 8 to 20 HP, including models BFP8, BFP9.9, BF15, BFP15, and BF20. This impeller replaces Sierra 18-32455 and 19210-ZW9-A31, ensuring reliable and efficient performance for your marine engine.
Pros:
- High compatibility with various Honda Outboard models
- Lightweight design at 0.03375 pounds
- Manufactured by the reputable brand SLSRPMT
Cons:
- May require professional installation
- Not suitable for engines outside the specified range
The SLSRPMT 19210-ZW9-A32 Water Pump Impeller stands out due to its high compatibility with a range of Honda Outboard engines, making it a versatile choice for boat owners. With a lightweight design, it ensures that the impeller does not add unnecessary weight to the engine, thus maintaining optimal performance. Being manufactured by SLSRPMT, a reputable brand, further enhances its reliability and quality.
However, it is essential to note that the installation of this impeller may require professional assistance, especially for those unfamiliar with marine engine components. Additionally, it is designed specifically for certain engine models, making it unsuitable for use with other engines. Despite these minor drawbacks, the overall benefits of the SLSRPMT 19210-ZW9-A32 Water Pump Impeller make it a valuable addition to your Honda Outboard engine maintenance routine.
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Frequently Asked Questions
What Is The Quickmarine 8m0137849 Water Pump Impeller Repair Kit?
The QuickMarine 8M0137849 Water Pump Impeller Repair Kit is designed for Mercury Marine and Nissan Tohatsu outboard motors. It ensures optimal water flow and engine cooling.
How To Replace The Wingogo 47-89982 Water Pump Impeller?
To replace the WINGOGO 47-89982 Water Pump Impeller, first, disconnect the outboard motor. Then, follow the manufacturer’s instructions carefully.
What Is The Autovic Lower Motor Mount Used For?
The AUTOVIC Lower Motor Mount is used for Johnson Evinrude outboard motors. It ensures stability and reduces engine vibrations.
Why Choose Heurofosh 18-3040 Water Pump Impeller?
HeuroFosh 18-3040 Water Pump Impeller is a reliable replacement for Yamaha outboard motors. It ensures efficient water circulation and engine cooling.
What Does The Jlm Marine 439071 Carburetor Rebuild Kit Include?
The JLM MARINE 439071 Carburetor Rebuild Kit includes all necessary components. It is designed for Johnson Evinrude outboard motors.
How Does The Slsrpmt 19210-zw9-a32 Water Pump Impeller Benefit Honda Outboards?
The SLSRPMT 19210-ZW9-A32 Water Pump Impeller ensures efficient water flow. It is perfect for Honda outboard motors, ensuring optimal performance.
Conclusion
Choosing the best 20 hp outboard motor parts can be a daunting task. Each product reviewed in this blog offers unique features. From water pump impellers to carburetor rebuild kits, these items ensure your outboard motor performs at its best.
Carefully consider your specific needs and the compatibility with your motor. Reliable parts can enhance the lifespan and efficiency of your engine. Remember, the right part can make a significant difference. We hope this guide helps you find the perfect components for your 20 hp outboard motor.
Happy boating!



