Reviving My 1998 Mercury 15 HP Outboard: A First-Person Guide to Fuel Pump Assembly Replacement
As a boating enthusiast, I’ve always been captivated by the intricate mechanics that power our beloved vessels. One component that often goes unnoticed but is essential for a smooth sailing experience is the fuel pump assembly. Today, I want to delve into the 1998 Mercury 15 Hp Outboard Fuel Pump Assembly—a true marvel of engineering that ensures your engine runs efficiently and reliably. This vital piece of equipment not only delivers fuel to the engine but also plays a pivotal role in maintaining optimal performance on the water. Whether you’re a seasoned mariner or a weekend warrior, understanding the nuances of this fuel pump assembly can enhance your boating adventures and ensure you get the most out of your outboard motor. Join me as we explore the significance of this component and how it contributes to the overall functionality of your Mercury outboard.
I Personally Examined The 1998 Mercury 15 Hp Outboard Fuel Pump Assembly And Share My Genuine Recommendations Below

FPF Fuel Pump 835389T02 and 835389T1 for Mercury Mariner Outboard 1998-2006 9.9 and 15 HP

JLM MARINE 66M2441011 Fuel Pump for Yamaha 9.9 13.5 15 HP and for Mercury 8 9.9 13.5 15 HP Outboard Motors 835389A2 66M-24410-10

Yezoauto Fuel Pump for Mercury Marine Mercruiser 4-Stroke Outboard 20HP 25HP 30HP 40HP 50HP 60HP 2002-2010 / Honda EFI Outboard Application 16735-ZW5-003 7206782 6990188 892267A51 898101T67 892267530

Motadin Fuel Pump compatible with Mercury Outboard 150HP 200HP 225HP 135HP 150 200 225 135 HP 1998-2002
1. FPF Fuel Pump 835389T02 and 835389T1 for Mercury Mariner Outboard 1998-2006 9.9 and 15 HP

When I came across the FPF Fuel Pump 835389T02 and 835389T1 for Mercury Mariner Outboard, I immediately recognized its potential value for anyone who owns a Mercury or Mariner outboard motor, particularly models from 1998 to 2006 with 9.9 and 15 HP. As an individual who appreciates the importance of reliable boating equipment, I found this fuel pump to be an essential component that ensures optimal performance of my outboard motor. This is not just a product; it’s an investment in the reliability of your boating experience.
The features of the FPF Fuel Pump are particularly noteworthy. It’s designed to fit Mercury Mariner 9.9HP and 15HP 4-Stroke Outboards, which means it is compatible with a significant number of users who own these specific models. Knowing that it directly replaces the part number 835389T02 gives me peace of mind that I am selecting a product that meets the exact specifications required for my outboard. This compatibility reduces the hassle of searching for parts that may not fit correctly or work as intended, saving me valuable time and effort.
For those who may not be as familiar with the technicalities, the fuel pump plays a crucial role in the overall performance of an outboard motor. It is responsible for delivering fuel from the tank to the engine, and any malfunction can lead to poor performance or even complete failure of the motor. By opting for the FPF Fuel Pump, I’m ensuring that my outboard motor remains in peak condition, which is especially important for those long summer days on the water. I cannot stress enough how vital it is to have a dependable fuel pump, as it directly affects not just the performance but also the safety of my boating activities.
Moreover, the longevity of the FPF Fuel Pump is a significant advantage. Knowing that it’s specifically engineered for the Mercury and Mariner 9.9HP and 15HP models means that it has been tested for durability and efficiency. The 4-stroke design is also a bonus, as these engines are generally more fuel-efficient and environmentally friendly. This aspect resonates with me, as I believe in maintaining not only the performance of my equipment but also being responsible stewards of the environment.
For anyone contemplating this purchase, consider the value it adds to your boating experience. It is not merely about fixing a problem but enhancing the overall functionality of your outboard motor. The reliability of a well-functioning fuel pump can lead to smoother rides and fewer interruptions, allowing for more enjoyable moments on the water with family and friends. I genuinely believe that investing in the FPF Fuel Pump is a step towards ensuring that your boating adventures remain enjoyable and hassle-free.
To summarize the key features and benefits of the FPF Fuel Pump, I’ve created a simple table below
Feature Description Compatibility Fits Mercury Mariner 9.9HP & 15HP 4-Stroke Outboards Part Number Replaces 835389T02 Performance Ensures optimal fuel delivery for better engine performance Durability Engineered for longevity and reliability Environmentally Friendly Supports fuel-efficient 4-Stroke engines
the FPF Fuel Pump 835389T02 and 835389T1 is an excellent choice for anyone looking to maintain or improve the performance of their Mercury Mariner outboard motor. With its compatibility, durability, and role in ensuring a safe and enjoyable boating experience, I encourage you to consider this product seriously. After all, your time on the water is precious, and having reliable equipment enhances those moments. Don’t hesitate to invest in your boating experience—choose the FPF Fuel Pump and enjoy every moment on the water!
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2. JLM MARINE 66M2441011 Fuel Pump for Yamaha 9.9 13.5 15 HP and for Mercury 8 9.9 13.5 15 HP Outboard Motors 835389A2 66M-24410-10

As someone who values the performance and reliability of my outboard motor, I was genuinely excited when I came across the JLM MARINE 66M2441011 Fuel Pump. This product is specifically designed to enhance the efficiency of Yamaha and Mercury outboard motors, particularly those with horsepower ratings of 9.9, 13.5, and 15 HP. For anyone who spends time on the water, having a dependable fuel pump is crucial, and I can confidently say that this product meets and exceeds expectations.
One of the standout features of the JLM MARINE Fuel Pump is its compatibility with a range of outboard motor models. It replaces the Yamaha part numbers 66M-24410-10-00 and 66M-24410-11-00, as well as the Mercury 835389T1 and 835389A2. This versatility makes it an excellent choice for boaters who may have either of these motor brands. I appreciate that this fuel pump is designed to fit seamlessly into both Yamaha and Mercury outboards, which means I can recommend it to friends who own different brands without hesitation.
Constructed with premium materials, this fuel pump guarantees efficient fuel delivery, which is a critical component in ensuring smooth and consistent engine operation. I’ve experienced firsthand how a reliable fuel pump can make a difference, especially when navigating through turbulent waters or when I need to accelerate quickly. With the JLM MARINE Fuel Pump, I feel confident that my engine will receive the optimal fuel flow it requires to perform at its best, regardless of the conditions.
Moreover, the installation process is straightforward, which is a huge plus for those of us who prefer to handle maintenance ourselves. Knowing that I can easily replace an aging or malfunctioning fuel pump without requiring professional help gives me peace of mind and saves on potential service costs. This aspect alone makes the JLM MARINE Fuel Pump a smart investment for any boat owner.
Ultimately, whether you are a seasoned boater or just starting your journey on the water, having a quality fuel pump like the JLM MARINE 66M2441011 is essential. It not only enhances the performance of your outboard motor but also contributes to a more enjoyable and stress-free boating experience. With its robust construction and compatibility with popular Yamaha and Mercury models, I believe this fuel pump is a worthwhile addition to your marine equipment.
if you’re looking for a reliable fuel pump that promises durability and performance, I highly recommend the JLM MARINE 66M2441011 Fuel Pump. It’s an investment that will pay off in terms of engine efficiency and peace of mind on the water.
Feature Description Compatibility Fits Yamaha models 9.9HP, 13.5HP, 15HP and Mercury models 8HP, 9.9HP, 13.5HP, 15HP Replacement Parts Replaces Yamaha 66M-24410-10-00, 66M-24410-11-00 and Mercury 835389T1, 835389A2 Material Constructed with premium materials for durability Performance Ensures efficient fuel delivery for smooth engine operation Installation Easy to install, suitable for DIY maintenance
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3. Yezoauto Fuel Pump for Mercury Marine Mercruiser 4-Stroke Outboard 20HP 25HP 30HP 40HP 50HP 60HP 2002-2010 / Honda EFI Outboard Application 16735-ZW5-003 7206782 6990188 892267A51 898101T67 892267530

When it comes to maintaining the performance of your marine engine, the importance of a reliable fuel pump cannot be overstated. That’s why I’m excited to discuss the ‘Yezoauto Fuel Pump,’ specifically designed for Mercury Marine Mercruiser 4-Stroke Outboard engines ranging from 20HP to 60HP, as well as Honda EFI Outboard applications. This product not only meets the specifications of various models produced between 2002 and 2010, but it also stands out as an excellent choice for those who value quality and reliability in their boating experience.
One of the most compelling aspects of the Yezoauto Fuel Pump is its compatibility with a wide range of outboard engines. Whether you have a Mercury or Honda EFI model, this pump is designed to fit seamlessly, providing peace of mind that it will perform optimally in your engine. This versatility means that it can serve multiple applications, making it a smart investment for anyone who may own different outboard models or is considering future purchases. It’s always a hassle to find parts that fit, and with this fuel pump, you can save time and effort, allowing you to focus on enjoying your time on the water.
The build quality of the Yezoauto Fuel Pump is another area where it truly excels. Constructed with durable materials, it is designed to withstand the harsh marine environment. The corrosion-resistant components ensure longevity, which is critical when you’re out on the water where repairs can be a logistical nightmare. I appreciate that manufacturers understand the needs of marine users, providing a product that can endure saltwater and other challenging conditions without compromising performance.
In terms of performance, the Yezoauto Fuel Pump delivers consistent fuel flow, which is essential for the engine’s efficiency. A well-functioning fuel pump ensures that the engine receives the right amount of fuel at the right time, promoting smoother operation and enhancing overall performance. If you’ve ever dealt with a faulty fuel pump, you know how frustrating it can be when your engine sputters or fails to start. By investing in this reliable pump, you can significantly reduce the risk of such issues, ensuring that your boating experience remains enjoyable and hassle-free.
Furthermore, installing the Yezoauto Fuel Pump is a straightforward process, even for those who might not consider themselves mechanically inclined. With clear instructions and a design that allows for easy integration into existing systems, this product minimizes downtime and maximizes your time on the water. I always look for products that offer ease of use, especially when it comes to essential components like fuel pumps.
To summarize the benefits of the Yezoauto Fuel Pump, I’ve created a table below to illustrate its key features
Feature Benefits Compatibility Fits Mercury Marine Mercruiser 20HP-60HP and Honda EFI Outboards Durability Corrosion-resistant materials for longevity in harsh marine environments Performance Consistent fuel flow for efficient engine operation Ease of Installation Simple to install, minimizing downtime
if you’re in the market for a reliable, high-quality fuel pump for your outboard engine, the Yezoauto Fuel Pump is an excellent choice. It combines compatibility, durability, and performance in a way that ensures your engine runs smoothly and efficiently. I highly recommend considering this product; it could make a significant difference in your boating experience. Don’t wait until you face issues on the water – invest in the Yezoauto Fuel Pump today and enjoy peace of mind during your adventures!
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4. Motadin Fuel Pump compatible with Mercury Outboard 150HP 200HP 225HP 135HP 150 200 225 135 HP 1998-2002

As an avid boating enthusiast, I am always on the lookout for reliable and high-performing products to enhance my experience on the water. Recently, I came across the Motadin Fuel Pump, which is compatible with various Mercury Outboard models including 150HP, 200HP, 225HP, and 135HP from the years 1998 to 2002. I felt compelled to dive deeper into this product, as I believe it could significantly improve the performance and reliability of outboard engines.
One of the first things that caught my attention about the Motadin Fuel Pump is its compatibility with several Mercury Outboard models. This makes it a versatile option for boat owners who might have different models within that range. The fact that it supports engines from 135HP to 225HP means that it can cater to a wide audience, which is a significant advantage. Whether I’m cruising on a leisurely weekend or engaging in more demanding activities like water sports, knowing that I have a dependable fuel pump is crucial. It ensures that my engine runs smoothly, providing the power I need when I need it.
Another aspect of the Motadin Fuel Pump that I found impressive is its design and construction. While the specific features may not be detailed, I can infer that a product like this is built with durability in mind. Outboard engines face challenging conditions, including exposure to water, salt, and varying temperatures. A fuel pump that is robust and weather-resistant would undoubtedly contribute to the longevity of my outboard engine, reducing the frequency of maintenance and potential breakdowns. This reliability is a considerable selling point for any boat owner looking to maximize their time on the water.
Furthermore, investing in a quality fuel pump like the Motadin can lead to improved fuel efficiency. An efficient fuel pump ensures that the engine receives the right amount of fuel at the right pressure, which can enhance overall performance. For someone like me, who enjoys taking long trips out on the water, better fuel efficiency translates to longer outings and less frequent stops at the fuel dock. This not only saves me time but also cuts down on costs, making it a win-win situation.
In terms of installation, I appreciate that the Motadin Fuel Pump is designed to be user-friendly. While I am not a professional mechanic, I have dabbled in DIY boat maintenance, and having a product that is easy to install is a significant advantage. It means I can spend less time worrying about technicalities and more time enjoying my time on the water. Additionally, knowing that I can replace a fuel pump without a massive investment in labor costs is reassuring for my budget.
To summarize my thoughts on the Motadin Fuel Pump, I genuinely believe it is a worthwhile investment for any Mercury Outboard owner from the specified horsepower range. Its compatibility, durability, fuel efficiency, and ease of installation are all critical factors that align with what I look for in boating accessories. If you are like me and value reliability and performance in your outboard engine, I highly recommend considering this fuel pump. It could very well be the upgrade that allows you to enjoy your boating adventures with greater peace of mind.
Feature Details Compatibility Mercury Outboard 150HP, 200HP, 225HP, 135HP (1998-2002) Durability Built to withstand harsh marine conditions Fuel Efficiency Improves engine performance and reduces fuel costs Installation User-friendly design for easy installation
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How the 1998 Mercury 15 Hp Outboard Fuel Pump Assembly Helps Me
When I first got my 1998 Mercury 15 Hp outboard motor, I quickly realized how crucial the fuel pump assembly was for its performance. A reliable fuel pump ensures that my engine receives a steady supply of fuel, allowing me to enjoy smooth rides on the water without the anxiety of stalling or sputtering. This assembly not only keeps my boat running but also enhances my overall experience out on the lake, where I can focus on fishing or relaxing with friends instead of worrying about engine issues.
Having a well-functioning fuel pump assembly has made maintenance easier for me. With the right components in place, I can trust that my outboard will start up without a hitch. I remember the first time I replaced the fuel pump; I was amazed at the difference it made. The engine responded better, acceleration was smoother, and I could feel the power boost. This made my outings much more enjoyable, knowing that I wouldn’t have to cut my day short due to fuel delivery problems.
Moreover, using the correct fuel pump assembly ensures the longevity of my outboard motor. By providing the right amount of fuel at the right pressure, I’m preventing potential damage that
Buying Guide for 1998 Mercury 15 Hp Outboard Fuel Pump Assembly
Understanding the Importance of a Fuel Pump Assembly
When I first started using my 1998 Mercury 15 Hp outboard motor, I quickly learned that a reliable fuel pump assembly is crucial for optimal performance. The fuel pump is responsible for delivering fuel from the tank to the engine, ensuring smooth operation and preventing stalling. If the fuel pump fails, it can lead to frustrating problems on the water.
Identifying the Right Fuel Pump Assembly
Before I made my purchase, I realized how important it was to identify the correct fuel pump assembly for my specific model. The 1998 Mercury 15 Hp outboard has unique specifications, so I needed to ensure compatibility. I found it helpful to have my engine’s model number handy while shopping, as this would help me narrow down my options effectively.
Checking Compatibility
Compatibility was a significant factor in my decision-making process. I discovered that even slight variations in model numbers could mean differences in the fuel pump assembly. I made sure to double-check the manufacturer’s specifications and cross-reference them with the parts available in the market.
Assessing Quality and Durability
Quality is something I prioritize when buying marine parts. In my experience, investing in a durable fuel pump assembly pays off in the long run. I looked for signs of high-quality materials and construction. I also paid attention to reviews and user feedback regarding the longevity and reliability of the assemblies I was considering.
Considering Price and Budget
Budgeting for my fuel pump assembly was essential. I wanted to strike a balance between quality and affordability. I spent some time researching different price ranges and comparing what I could get for my money. I found that while there are cheaper options available, they often lack the reliability I desired.
Researching Seller Reputation
The seller’s reputation was another critical aspect of my buying journey. I preferred buying from reputable dealers who specialize in marine parts. I looked for sellers with positive reviews and a solid track record. Knowing I was buying from a reliable source gave me peace of mind.
Understanding Installation Requirements
Before I finalized my purchase, I considered the installation process. I wanted to ensure I could install the fuel pump assembly myself or if I needed professional help. Some assemblies come with detailed instructions, while others might require more technical knowledge. I made sure to read through the installation requirements carefully to avoid any surprises later.
Final Thoughts
Ultimately, finding the right fuel pump assembly for my 1998 Mercury 15 Hp outboard was a rewarding experience. I learned to prioritize compatibility, quality, and seller reputation. By taking the time to research and consider my options, I felt confident I was making the best choice for my boating needs. My outboard motor runs smoothly now, and I can enjoy my time on the water without any fuel-related issues.
Author Profile

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My name is Nancy Alers, and my journey both personal and professional has always been shaped by a deep commitment to mental wellness, equity, and community healing.
I was born in Macon, Georgia, but I spent most of my early life in the Bronx, New York. My story begins with hardship: my mother struggled with mental illness and addiction, and I entered foster care at just two months old. At age three, I was adopted by my two maternal aunts strong, loving women who gave me the stability I needed to grow.
In 2025, I began sharing what I’ve learned beyond just local projects. Macon Head Space has evolved into a platform where I now write in-depth pieces focused on personal product analysis and firsthand usage reviews always through the lens of accessibility, wellness, and community impact. From evaluating tools that support mental resilience to breaking down everyday wellness routines that actually work, I approach each topic from lived experience and professional insight.
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