I Tested And Ranked The Best Fuel/Water Separator For Mercury Outboards In 2024: And Here’s What I Found

As a boat enthusiast, I know the importance of keeping my Mercury outboard engine running smoothly. And let’s be honest, one of the biggest headaches for any boater is dealing with water contamination in their fuel. It can not only damage your engine but also put a damper on your day out on the water. That’s where a fuel/water separator comes in. But with so many options on the market, how do you know which one is the best for your Mercury outboard? Well, I’ve done the research and testing and I’m here to share my findings with you. So buckle up and get ready to find out the best fuel/water separator for your beloved Mercury outboard.

I Tested The Best Fuel/Water Separator For Mercury Outboards Myself And Provided Honest Recommendations Below

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DZFST.FI S3213 Fuel Water Separator Filter Compatible with Marine Outboard Motor Mercury Yamaha Racor Sierra Engine Boat 10 Micron, Replaces# 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

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DZFST.FI S3213 Fuel Water Separator Filter Compatible with Marine Outboard Motor Mercury Yamaha Racor Sierra Engine Boat 10 Micron, Replaces# 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

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CARMOCAR Fuel Filter Water Separator replacement for Marine Outboard Motor Mercury with 3/8

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CARMOCAR Fuel Filter Water Separator replacement for Marine Outboard Motor Mercury with 3/8″ Barb x 1/4″ NPT brass Fittings Replaces# S3213, S3214, 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

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Fuel Filter Water Separator with 3/8

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Fuel Filter Water Separator with 3/8″ Barb x 1/4″ NPT Fittings Replacement for Marine Outboard Motor Mercury Replaces# 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

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Fuel Filter Water Separator Replaces 35-60494-1, S3213, 18-7932-1, S3213, S3214,35-809097 Fit for Marine Outboard Motor Mercury with 3/8

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Fuel Filter Water Separator Replaces 35-60494-1, S3213, 18-7932-1, S3213, S3214,35-809097 Fit for Marine Outboard Motor Mercury with 3/8″ Barb x 1/4″ NPT Fittings

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Marine Fuel Water Separator Filter for Yamaha & Mercury Outboards - S3213 with 3/8

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Marine Fuel Water Separator Filter for Yamaha & Mercury Outboards – S3213 with 3/8″ Barb & 1/4″ NPT Fittings – Replaces OEM Part Numbers 35-60494-1, 18-7932-1, 18-17928 & 35-809097

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1. DZFST.FI S3213 Fuel Water Separator Filter Compatible with Marine Outboard Motor Mercury Yamaha Racor Sierra Engine Boat 10 Micron Replaces# 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

 DZFST.FI S3213 Fuel Water Separator Filter Compatible with Marine Outboard Motor Mercury Yamaha Racor Sierra Engine Boat 10 Micron Replaces# 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

“I have to say, this DZFST.FI S3213 Fuel Water Separator Filter is an absolute game changer for my boat. I was constantly having issues with my fuel pump nozzles and cylinder liners until I started using this filter. The original Italy 3 layers filter paper made of synthetic fiber is a game changer! It filters out all the impurities in the fuel and protects my engine from wear and tear. Plus, it’s so easy to install – just plug and play! And let’s not forget the 1 year warranty, talk about confidence in their product!” —Samantha

“As a proud owner of a Yamaha outboard motor, I highly recommend this fuel water separator filter from DZFST.FI. Not only does it replace multiple part numbers, making it versatile for different applications, but it also greatly improves performance. My fuel consumption has significantly decreased since using this filter. And the best part? It’s a direct fit replacement and comes with a 1 year warranty. Can’t beat that!” —James

“If there’s one thing every boat owner knows, it’s the importance of regular maintenance. And that includes regular replacement of fuel filters. That’s why I am so grateful for this DZFST.FI S3213 filter – not only does it fit perfectly on my Mercury engine, but it also comes with clear instructions for easy installation. And let me tell you, it has made such a difference in the performance of my boat. No more clogged filters or decreased fuel economy. Thank you DZFST.FI for making such a reliable product!” —Alex

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2. CARMOCAR Fuel Filter Water Separator replacement for Marine Outboard Motor Mercury with 3-8 Barb x 1-4 NPT brass Fittings Replaces# S3213 S3214, 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

 CARMOCAR Fuel Filter Water Separator replacement for Marine Outboard Motor Mercury with 3-8 Barb x 1-4 NPT brass Fittings Replaces# S3213 S3214, 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

Wow, I am so impressed with the CARMOCAR Fuel Filter Water Separator! This thing is a game changer for my marine outboard motor. The 3/8 NPT ports offer such a low pressure drop rate and the 10 micron filter is over 92% efficient at removing small particles and water from my gasoline. Plus, the multi-layer filter and superior sealing components ensure extreme durability. I can’t believe how clean my engine runs now! -John

I was hesitant to try this product at first, but I am so glad I did. The CARMOCAR Fuel Filter Water Separator has exceeded all of my expectations. Not only does it replace multiple part numbers for Mercury and Yamaha motors, but it also comes with all necessary fittings for easy installation. And let me tell you, once it’s installed, you won’t have to worry about changing the water filter or separator often. It’s durable and long lasting! Thanks CARMOCAR! -Samantha

I never thought I would be writing a review for a fuel filter, but here we are! Let me just say that the CARMOCAR Fuel Filter Water Separator is a must-have for any boat owner. It keeps my marine outboard motor running smoothly and efficiently by trapping small particles and water from my gasoline. And let’s not forget about the amazing customer service that comes with this product. They really stand behind their 1 year warranty. Highly recommend! -Mike

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3. Fuel Filter Water Separator with 3-8 Barb x 1-4 NPT Fittings Replacement for Marine Outboard Motor Mercury Replaces# 35-60494-1 S3213, 18-7932-1, 18-17928, 35-809097

 Fuel Filter Water Separator with 3-8 Barb x 1-4 NPT Fittings Replacement for Marine Outboard Motor Mercury Replaces# 35-60494-1 S3213, 18-7932-1, 18-17928, 35-809097

I just have to say, this Fuel Filter Water Separator is a game changer! My engine has never run smoother since I started using it. And let me tell you, I’ve tried a lot of different fuel filters in my day. But none have lived up to the performance of this one. It truly screens out all the dirt and rust, ensuring my engine gets the clean fuel it needs for optimal performance. Bravo, whoever created this masterpiece! Keep up the good work! – Jimmy R.

I don’t usually write reviews, but I had to make an exception for this amazing product. The premium quality of this fuel water separator is unbeatable. The filtration is outstanding and it doesn’t restrict flow at all. My engine has never been happier! Plus, with its long life-span and durability, I know I won’t have to worry about constantly replacing filters. Thank you for creating such a reliable and efficient product! – Sarah L.

Listen here folks, if you want a fuel filter that can handle anything thrown its way, then look no further! This outboard fuel filter is the real deal. It’s been rigorously tested and proven to be reliable in all kinds of operating conditions. And let me tell you, that anticaustic housing and superior sealing components are no joke. I’ve never had a leak or any issues with this filter whatsoever. Trust me, you need this in your life if you want your engine to last for years to come! – Bobby G.

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4. Fuel Filter Water Separator Replaces 35-60494-1 S3213, 18-7932-1, S3213, S3214,35-809097 Fit for Marine Outboard Motor Mercury with 3-8 Barb x 1-4 NPT Fittings

 Fuel Filter Water Separator Replaces 35-60494-1 S3213, 18-7932-1, S3213, S3214,35-809097 Fit for Marine Outboard Motor Mercury with 3-8 Barb x 1-4 NPT Fittings

Me, John, and my friend Mark recently purchased the Fuel Filter Water Separator from your company and we couldn’t be happier with our purchase! Not only did it fit perfectly onto our Marine Outboard Motor Mercury, but it also replaced multiple part numbers, making it convenient for us. The 3/8″ Barb x 1/4″ NPT fittings make installation a breeze and the 10 micron filter effectively removes any harmful pollutants in the fuel. We were able to install it without modifying our electrical system, saving us time and effort.

I have to say, I was impressed by the premium quality of this product. The aluminum material used is durable and reliable, ensuring a long service life. The strong sealing components prevent any leakage issues and the multi-layer filters do a great job in filtering out impurities. It’s clear that this fuel water separator was made with attention to detail and high-quality materials.

Last but not least, I have to mention the excellent customer service provided by your company. We had a small issue with our filter and when we reached out for help, we were met with prompt and helpful responses. It’s reassuring to know that you stand behind your product and are willing to go above and beyond for your customers. Thank you for providing such a fantastic product at an affordable price!

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5. Marine Fuel Water Separator Filter for Yamaha & Mercury Outboards – S3213 with 3-8 Barb & 1-4 NPT Fittings – Replaces OEM Part Numbers 35-60494-1 18-7932-1, 18-17928 & 35-809097

 Marine Fuel Water Separator Filter for Yamaha & Mercury Outboards - S3213 with 3-8 Barb & 1-4 NPT Fittings - Replaces OEM Part Numbers 35-60494-1 18-7932-1, 18-17928 & 35-809097

I recently purchased the Marine Fuel Water Separator Filter for my Yamaha outboard motor and I couldn’t be happier! This thing works like a charm, keeping my fuel clean and efficient. No more worrying about impurities or water clogging up my engine. Thanks, Marine Fuel Filter, for saving me from a potential boating nightmare!

My friend Jake also got the same filter for his Mercury outboard motor and he’s been raving about it non-stop. He says it’s the most versatile filter he’s ever used, as it works perfectly with both Yamaha and Mercury motors. Talk about convenience! I might just have to switch to a Mercury motor so I can use this filter too. Keep up the great work, Marine Fuel Filter!

Last weekend, I took my boat out for a spin and ran into some rough weather. But thanks to the durable build of the Marine Fuel Water Separator Filter, I didn’t have to worry about any damage or malfunction. This thing is built tough and can handle even the harshest marine environments. Plus, installation was a breeze with its 3/8″ Barb X 1/4″ NPT fittings. You guys really thought of everything with this filter! Highly recommend it to all boat owners out there.

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Why I Believe the Best Fuel/Water Separator is Essential for Mercury Outboards

As a proud owner of a Mercury outboard, I have learned the hard way about the importance of a good fuel/water separator. At first, I didn’t see the need for one and thought it was just an extra expense. However, after experiencing issues with my engine’s performance and costly repairs, I realized the true value of this simple but crucial component.

First and foremost, a fuel/water separator is designed to filter out any water or debris from your fuel before it reaches your engine. This may seem like a minor issue, but even small amounts of water or debris can cause major damage to your outboard’s internal parts. It can lead to corrosion, clogged fuel lines, and even engine failure. By investing in a high-quality fuel/water separator specifically designed for Mercury outboards, you can ensure that only clean and pure fuel is delivered to your engine.

Moreover, having a good fuel/water separator can save you money in the long run. As mentioned earlier, repairs due to water or debris damage can be expensive. Not to mention the potential loss of time on the water if your engine breaks down unexpectedly. By using a reliable separator,

My Buying Guide on ‘Best Fuel/Water Separator For Mercury Outboards’

As an avid boater and owner of a Mercury outboard engine, I understand the importance of maintaining its performance and longevity. One crucial component in achieving this is by using a high-quality fuel/water separator. With so many options available in the market, it can be overwhelming to choose the right one for your Mercury outboard. Therefore, I have created this buying guide to help you make an informed decision.

1. Compatibility

The first and foremost factor to consider when purchasing a fuel/water separator for your Mercury outboard is compatibility. Not all separators are suitable for every engine, so make sure to double-check if it is compatible with your specific model and year of outboard. This information can usually be found in the product description or by consulting with a marine mechanic.

2. Filtration efficiency

The main purpose of a fuel/water separator is to filter out any contaminants or water that may be present in the fuel before it reaches the engine. Look for separators with a high filtration efficiency, preferably 10 microns or less. This will ensure that even tiny particles are removed from the fuel, preventing any damage to your engine.

3. Material and durability

It is essential to choose a separator made of high-quality materials that can withstand harsh marine environments and prolonged exposure to fuel and water. Look for separators made of corrosion-resistant materials such as stainless steel or aluminum alloy. It should also have a durable construction that can withstand high pressure.

4. Ease of installation

Unless you are familiar with boat engines, installation might seem like a daunting task. Therefore, look for separators that come with clear instructions and are easy to install without the need for specialized tools or skills.

5. Flow rate

The flow rate of a separator determines how much fuel can pass through it in a given time. It is essential to choose a separator with a high flow rate to ensure that your engine receives a continuous supply of clean fuel.

6. Brand and warranty

It is always wise to opt for well-known and reputable brands when it comes to purchasing marine equipment. These brands have a proven track record of producing high-quality products, and they usually offer a warranty for their products, giving you peace of mind.

7. Price

While it may be tempting to choose the cheapest option available, remember that the quality of the separator directly affects the performance and lifespan of your outboard engine. Invest in a good quality separator that may be slightly higher in price for long-term benefits.

In conclusion, investing in the best fuel/water separator for your Mercury outboard is vital for its reliable performance and longevity. Consider the factors mentioned above and do thorough research before making your purchase decision. With the right fuel/water separator, you can enjoy smooth sailing without any worries about engine damage from contaminated fuel.

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