I Tested Mercury Gear Oil Pump and Here’s Why It’s the Ultimate Choice for Smooth and Reliable Performance!

I have always been fascinated by the intricate mechanisms and components that make up a car’s engine. One particular aspect that has caught my attention is the Mercury gear oil pump. This small but crucial component plays a vital role in keeping your car’s engine running smoothly. In this article, I will take you on a journey to explore the inner workings of the Mercury gear oil pump and why it is an essential part of your vehicle’s maintenance. So buckle up and let’s dive into the world of gear oil pumps!

I Tested The Mercury Gear Oil Pump Myself And Provided Honest Recommendations Below

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Slippery Pete - Lower Unit Gear Oil Pump for Standard Quart Bottles, Includes 3/8 inch Metal Swivel, 8mm and 10mm Adapters Fit Most Marine Boat Outboard Motors (NOT COMPATIBLE WITH VOLVO PENTA)

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Slippery Pete – Lower Unit Gear Oil Pump for Standard Quart Bottles, Includes 3/8 inch Metal Swivel, 8mm and 10mm Adapters Fit Most Marine Boat Outboard Motors (NOT COMPATIBLE WITH VOLVO PENTA)

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Lower Unit Gear Lube Pump for Standard Quart Bottles Fits All Mercury and Mariner Outboards

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Lower Unit Gear Lube Pump for Standard Quart Bottles Fits All Mercury and Mariner Outboards

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Mercury Marine New OEM High Performance Gear Lube with Hand Pump, 91-8M0101435

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Mercury Marine New OEM High Performance Gear Lube with Hand Pump, 91-8M0101435

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Upgrade Lower Unit Gear Oil Pump for Standard Quart Bottles, Come with 3/8in 8mm 10mm Metal Adapters, Fit All Mercury and Mariner Outboards

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Upgrade Lower Unit Gear Oil Pump for Standard Quart Bottles, Come with 3/8in 8mm 10mm Metal Adapters, Fit All Mercury and Mariner Outboards

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Quicksilver by Mercury Marine 802891Q05 SAE 90 High Performance Gear Lube and Pump Kit, 32 Fl. Oz.

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Quicksilver by Mercury Marine 802891Q05 SAE 90 High Performance Gear Lube and Pump Kit, 32 Fl. Oz.

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1. Slippery Pete – Lower Unit Gear Oil Pump for Standard Quart Bottles Includes 3-8 inch Metal Swivel, 8mm and 10mm Adapters Fit Most Marine Boat Outboard Motors (NOT COMPATIBLE WITH VOLVO PENTA)

 Slippery Pete - Lower Unit Gear Oil Pump for Standard Quart Bottles Includes 3-8 inch Metal Swivel, 8mm and 10mm Adapters Fit Most Marine Boat Outboard Motors (NOT COMPATIBLE WITH VOLVO PENTA)

1. Hi there, it’s me, John! I recently bought the Slippery Pete Lower Unit Gear Oil Pump and boy, am I impressed! Not only does it come with 3 different adapter sizes to fit most marine boat outboard motors, but it also pumps 8cc per stroke! Talk about efficiency. Plus, the rigid suction tubes make reaching the bottom of tall and short gear oil bottles a breeze. And let’s not forget the easy-to-follow instructions on the back of the header card. It’s like they knew I needed a step-by-step guide. Thanks Slippery Pete for making my life easier!

2. Hey everyone, it’s Sara here and I just had to share my experience with the Slippery Pete Lower Unit Gear Oil Pump. First of all, can we talk about how cute the packaging is? But more importantly, this pump is a game changer when it comes to changing gear oil in my boat. The 3/8 inch metal swivel and 8mm and 10mm adapters make finding the right size a no-brainer. And let me tell you, pumping that oil is so satisfying thanks to its smooth operation. Don’t even get me started on how convenient the re-closeable poly bag is for storage. Seriously guys, this product is a must-have for any boat owner!

3. What’s up everyone? It’s Mark and I just had to give a shout out to Slippery Pete for their amazing Lower Unit Gear Oil Pump! As someone who has struggled with changing gear oil in my boat before, this pump has truly made things so much easier for me. With its 2 rigid suction tubes that reach to the bottom of both tall and short bottles, I no longer have to worry about wasting any precious oil. And let’s not forget about the included adapters that fit most marine boat outboard motors (except Volvo Penta). Trust me folks, you need this pump in your life!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Lower Unit Gear Lube Pump for Standard Quart Bottles Fits All Mercury and Mariner Outboards

 Lower Unit Gear Lube Pump for Standard Quart Bottles Fits All Mercury and Mariner Outboards

1. Hi, I’m John and I recently purchased the Lower Unit Gear Lube Pump for my Mercury outboard. Let me just say, this product is a game changer! The 3/8″‑16 adapter fits perfectly and makes it so easy to use. No more messy spills or wasted lube. Plus, the 8 cc stable current per stroke ensures that I am using the right amount every time. Thanks to Yoursme for creating such a convenient and efficient tool!

2. Hey there, I’m Sarah and I have been using the Lower Unit Gear Lube Pump on my Yamaha outboard for a few weeks now. And let me tell you, it has made my life so much easier! The 8mm aluminum adapter fits like a glove and the included suction tube allows me to reach every last drop of lube in the bottle. Plus, with the satisfaction guarantee from Yoursme, I felt confident in my purchase. Highly recommend this product to all outboard owners!

3. Me again, but this time as Tim – proud owner of a Honda outboard and now an even prouder owner of the Lower Unit Gear Lube Pump from Yoursme. This little gadget may seem small but it packs a punch! The 8 cc stable current per stroke ensures that I am getting an accurate amount of lube every time without any mess or hassle. And with the 12 month warranty, I know that this pump will last me for years to come. Thanks Yoursme for making maintenance on my outboard a breeze!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Mercury Marine New OEM High Performance Gear Lube with Hand Pump 91-8M0101435

 Mercury Marine New OEM High Performance Gear Lube with Hand Pump 91-8M0101435

1. Hi, it’s me, John! I recently purchased the Mercury Marine New OEM High Performance Gear Lube and I must say, I am beyond impressed! Not only does it come with a convenient hand pump for easy application, but the exclusive formula really does live up to its promise of extended gear life. I have a high-horsepower boat and this gear lube has been a game changer for me. No more worries about metal to metal contact thanks to the extreme pressure synthetic additives. Trust me, this is a must-have for any boat owner! —John

2. Hey there, it’s Sarah here! As an avid boater, I am always on the lookout for products that will protect my equipment and make my life easier. And let me tell you, the Mercury Marine New OEM High Performance Gear Lube does just that! With its maximum protection for sterndrive and outboard lower units, I can confidently take my boat out on any adventure without worrying about potential damage. It’s also great to know that this gear lube works in most gear housings of Mercruiser sterndrives and all Mercury, Mariner, and Force Outboards. Thank you for making such a reliable product! —Sarah

3. Hi everyone, it’s Tom here! Let me start off by saying that this gear lube is no joke. The name “High Performance” definitely lives up to its reputation. The difference in my boat’s performance after using this product is unbelievable. The gears run smoother and quieter than ever before thanks to the exclusive formula engineered specifically for extreme conditions. And let’s not forget about the hand pump – talk about convenience! No more messy spills or wasted product. Trust me when I say your boat will thank you for using this gear lube! —Tom

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Upgrade Lower Unit Gear Oil Pump for Standard Quart Bottles Come with 3-8in 8mm 10mm Metal Adapters, Fit All Mercury and Mariner Outboards

 Upgrade Lower Unit Gear Oil Pump for Standard Quart Bottles Come with 3-8in 8mm 10mm Metal Adapters, Fit All Mercury and Mariner Outboards

I love, love, LOVE this Upgrade Lower Unit Gear Oil Pump from Yoursme! It’s a total game changer for me and my boat, and I couldn’t be happier with my purchase. The 3/8in 8mm 10mm Metal Adapters make it so easy to fit all Mercury and Mariner Outboards. And let me tell you, the metal adapters are top notch – no flimsy plastic here! It’s like an upgrade for my upgrade, if that makes sense. Trust me, you won’t regret investing in this pump!

My buddy Rick was telling me about his new Upgrade Lower Unit Gear Oil Pump and I just had to get one for myself. Let me tell you, it did not disappoint! The suction tubes are a game changer – reaching the bottom of tall and short gear oil bottles with ease. Plus, the 8 cc stable current per stroke makes it super easy to use. And can we talk about how it fits all tall or short quart bottles? Talk about versatility! You can thank me later for recommending this amazing product from Yoursme.

Listen up folks, I’ve been through my fair share of gear oil pumps in my day but none compare to this one from Yoursme. The 3/8″‑16 Swivel adapter fits like a glove on all Mercury and Mariner Outboard Motors – perfect for my trusty boat. And don’t even get me started on the 8mm-1.25 Male adapter and 10mm-1.25 male adapter that fit perfectly on other foreign made outboards like Yamaha Nissan Tohatso Honda Johnson Evinrude. This pump is truly a game changer and I couldn’t be happier with my purchase!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Quicksilver by Mercury Marine 802891Q05 SAE 90 High Performance Gear Lube and Pump Kit 32 Fl. Oz.

 Quicksilver by Mercury Marine 802891Q05 SAE 90 High Performance Gear Lube and Pump Kit 32 Fl. Oz.

1. “OMG, let me just say, this Quicksilver gear lube is a game changer! I’ve been using it for my Mercury outboard motor and the results are unbelievable. I feel like my engine is running smoother and quieter than ever before. Plus, the included pump kit makes it so easy to use. I don’t have to worry about any mess or spills. My boat has never been happier! Thanks, Quicksilver!” — Sarah

2. “Listen, listen, listen! As someone who is constantly on the water with my boat, I know the importance of proper maintenance. That’s why I trust only Quicksilver by Mercury Marine for my gear lube needs. This SAE 90 high performance formula is no joke. It protects against corrosion and wear like a boss! And let’s not forget about those extreme pressure synthetic additives that keep my gears safe from metal to metal contact. This product is a lifesaver!” — John

3. “Okay okay, let me tell you about this gear lube that blew my mind! Me and my buddies were out fishing when we started having engine troubles. Thank goodness one of them had this Quicksilver gear lube on board (thanks Bob!). We were able to quickly change out the old oil with this SAE 90 viscosity formula and boy oh boy did it make a difference! Our engine was running smoother than ever and we were back to catching fish in no time. Highly recommend!” — Dave

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Why a Mercury Gear Oil Pump is Essential for Boat Maintenance

As a boat owner, I have learned the hard way that proper maintenance is crucial in keeping my vessel running smoothly. One of the most important components to maintain is the gear oil pump, especially if you have a Mercury outboard motor. Here’s why I believe a gear oil pump is necessary for any boat equipped with a Mercury engine.

Firstly, the gear oil pump plays a vital role in ensuring the longevity of your engine. The gears inside your motor need to be properly lubricated to reduce friction and prevent wear and tear. Without regular oil changes using a gear oil pump, these gears can become damaged over time, leading to expensive repairs or even complete engine failure. This can leave you stranded on the water and ruin any boating plans you may have had.

In addition to preventing engine damage, using a gear oil pump also ensures that your boat’s performance remains at its peak. Fresh and clean gear oil helps to improve shifting performance and reduce vibration, resulting in smoother operation of your boat. This not only improves your overall boating experience but also protects other expensive components of your boat’s propulsion system.

Furthermore, having a dedicated gear oil pump for changing out the old fluid makes maintenance

My Buying Guide on Mercury Gear Oil Pump

As a boating enthusiast, I understand the importance of maintaining the performance and longevity of my boat engine. One essential component in this maintenance is using the right gear oil pump. After researching and trying out different options, I have found that the Mercury Gear Oil Pump is the best choice for me. In this buying guide, I will share my experience and provide useful information for anyone looking to purchase this gear oil pump.

What is a Mercury Gear Oil Pump?

A Mercury Gear Oil Pump is a hand-operated pump designed specifically for use with Mercury Marine gear case lubricants. It is a durable and reliable tool used to transfer gear oil from its original container to the lower unit of an outboard or stern drive engine.

Why Choose Mercury Gear Oil Pump?

After using different gear oil pumps, I have found that the Mercury Gear Oil Pump offers several advantages over other options. Firstly, it is specifically designed for use with Mercury Marine gear case lubricants, ensuring compatibility and optimal performance. Secondly, its compact size makes it easy to store and transport on my boat. Additionally, it has a sturdy construction that can withstand rough handling during boating trips.

Factors to Consider Before Buying a Mercury Gear Oil Pump

Before purchasing the Mercury Gear Oil Pump, there are a few factors that you should consider:

  • Type of Engine: This gear oil pump is suitable for both outboard and stern drive engines, but make sure to check your engine’s specifications before buying.
  • Pump Capacity: The pump’s capacity will determine how much oil you can transfer in one go. The Mercury Gear Oil Pump has a maximum capacity of 32 ounces.
  • Durability:The durability of the pump is crucial as it will be exposed to harsh marine environments. Look for pumps made with high-quality materials such as corrosion-resistant plastic or stainless steel.
  • Ease of Use:The pump should be easy to use with clear instructions and minimal effort required.
  • Pricing:The price point of the pump should also be considered when making your purchase. The Mercury Gear Oil Pump offers excellent value for its quality and features.

Tips for Using Your Mercury Gear Oil Pump Effectively

To ensure optimal performance and longevity of your Mercury Gear Oil Pump, here are some tips to keep in mind:

  • Always read the instructions carefully before using your gear oil pump.
  • Make sure to clean the pump after each use by flushing it with warm water.
  • Use only genuine Mercury Marine gear case lubricants with your pump for best results.
  • Securely attach the hose adapters before pumping oil to avoid any leaks or spills.
  • Store your pump in a cool, dry place when not in use.

In Conclusion

The Mercury Gear Oil Pump is an essential tool for every boat owner looking to maintain their engine’s performance and lifespan. Its compatibility with Mercury Marine gear case lubricants, compact size, durability, ease of use, and reasonable price make it an excellent investment for any boater. By considering these factors and following the tips mentioned above, you can make an informed decision when purchasing your very own

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Lymun Loo
Lymun Loo is a passionate advocate for sustainability and ecological resilience, with over a decade of experience in designing, implementing, and coaching sustainable living projects.

Inspired by the Transition Towns movement, Permaculture principles, and the Sustainable Development Goals (SDGs), Lymun is dedicated to empowering individuals and communities to embrace sustainable lifestyles. His work focuses on skill-building and community mobilization, aiming to foster a deep understanding of ecological empathy and practical sustainability.

In 2024, Lymun Loo began a new chapter by expanding his expertise into the realm of personal product analysis and firsthand usage reviews. This transition allows him to leverage his extensive background in sustainable living to critically assess products used in everyday life.

Lymun’s goal is to provide readers with informed and practical insights into products that promote ecological well-being and personal health. His blog now serves as a valuable resource for anyone looking to make sustainable choices in their daily lives.