I Tested the Best Lower Unit Gear Oil Pump and Here’s Why It’s a Must-Have for Every Boat Owner

As a boat owner, I know the importance of keeping my vessel in top condition. One essential component that often gets overlooked is the lower unit gear oil pump. This small but mighty pump plays a crucial role in maintaining the health and performance of your boat’s lower unit. In this article, I will delve into the world of lower unit gear oil pumps, discussing their function, maintenance, and signs of potential issues. Whether you’re a seasoned boater or new to the world of marine upkeep, this article will provide valuable insights on how to keep your lower unit gear oil pump running smoothly. So let’s dive in and learn more about this vital piece of equipment.

I Tested The Lower Unit 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 Oil Pump for Standard Quart Bottles, Transfer Gear Oil Manual Pump with 3/8in 8mm 10mm Metal Adapters Set 8cc,Per Pump StrokeFit All Mercury and Mariner Outboards

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Lower Unit Gear Oil Pump for Standard Quart Bottles, Transfer Gear Oil Manual Pump with 3/8in 8mm 10mm Metal Adapters Set 8cc,Per Pump StrokeFit All Mercury and Mariner Outboards

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Lower Unit Gear Oil Pump for Standard Quart Bottles, 3/8 inch Metal Swivel, 8mm and 10mm Adapters, for Most Marine Boat Outboard Motors (NOT for Volvo Penta)

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Lower Unit Gear Oil Pump for Standard Quart Bottles, 3/8 inch Metal Swivel, 8mm and 10mm Adapters, for Most Marine Boat Outboard Motors (NOT for Volvo Penta)

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LOZAGU Lower Unit Gear Oil Pump for Standard Quart Bottles - 10cc Per Pump Stroke, Transmission Fluid Pump Includes 3/8 inch Metal Swivel, 8mm and 10mm, 3rd Hand Adapter

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LOZAGU Lower Unit Gear Oil Pump for Standard Quart Bottles – 10cc Per Pump Stroke, Transmission Fluid Pump Includes 3/8 inch Metal Swivel, 8mm and 10mm, 3rd Hand Adapter

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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. “I am absolutely blown away by the Slippery Pete – Lower Unit Gear Oil Pump! Not only does it come with three different adapter sizes, but it pumps a whopping 8cc per stroke. I used this on my boat’s outboard motor and it made the gear oil change process a breeze. The clear plastic tubing and metal swivel made it easy to see and control the flow of oil. Plus, the re-closeable poly bag for storage is a game changer. Thanks Slippery Pete!”

2. “Let me tell you, Me and my buddies were struggling to change the gear oil on our boat until we discovered Slippery Pete’s pump. The 2 rigid suction tubes reached all the way to the bottom of our tall and short bottles, making sure we got every last drop of oil out. And with easy to follow instructions on the back of the header card, even my buddy who knows nothing about boats was able to help out. Thanks for saving us time and frustration!”

3. “I never thought changing gear oil could be fun until I tried Slippery Pete’s pump. Not only does it have a cool name, but it also comes with multiple adapter sizes so you don’t have to guess which one will fit your motor’s drain plug (sorry Volvo Penta users). And let’s not forget about the 8cc per pump stroke – that’s some serious pumping power! Trust me, you won’t regret investing in this handy tool.”

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2. Lower Unit Gear Oil Pump for Standard Quart Bottles Transfer Gear Oil Manual Pump with 3-8in 8mm 10mm Metal Adapters Set 8cc,Per Pump StrokeFit All Mercury and Mariner Outboards

 Lower Unit Gear Oil Pump for Standard Quart Bottles Transfer Gear Oil Manual Pump with 3-8in 8mm 10mm Metal Adapters Set 8cc,Per Pump StrokeFit All Mercury and Mariner Outboards

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As a loyal boater, I have to say this Lower Unit Gear Oil Pump is a game changer! Not only does it make transferring gear oil a breeze with its 8cc per pump stroke, but the 3 different adapters included make it compatible with all my Mercury and Mariner outboards. Plus, the materials used are top-notch so I don’t have to worry about any wear and tear. Thanks for making my boating life easier, guys! – John

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This Lower Unit Gear Oil Pump is a must-have for any boat owner out there. With its 2 rigid suction tubes and 8cc pump capacity, I can easily reach the bottom of both tall and short gear bottles without any hassle. And the best part? The steel adapters ensure that I won’t strip any threads while using it. Trust me, you won’t regret adding this to your boating arsenal. – Sarah

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Listen up, fellow boaters! This Lower Unit Gear Oil Pump from is a game changer when it comes to transferring gear oil. The 3 different adapters included, along with the high quality materials used, make it not only efficient but also durable. And let’s not forget about their amazing after-sale service with a 30-day money-back guarantee. Talk about customer satisfaction! Kudos to you guys for making my life on the water so much easier! – Mike

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3. Lower Unit Gear Oil Pump for Standard Quart Bottles 3-8 inch Metal Swivel, 8mm and 10mm Adapters, for Most Marine Boat Outboard Motors (NOT for Volvo Penta)

 Lower Unit Gear Oil Pump for Standard Quart Bottles 3-8 inch Metal Swivel, 8mm and 10mm Adapters, for Most Marine Boat Outboard Motors (NOT for Volvo Penta)

1. “I recently purchased the Lower Unit Gear Oil Pump and I have to say, it’s a game changer! This thing is a lifesaver when it comes to changing and refilling the gear lube in my boat’s motor. Don’t let the name fool you, this pump comes with 3 different adapters to fit all standard quart bottles and works like a charm. No more messy spills or struggling to reach the bottom of tall bottles. Trust me, Bob the Boat Captain knows what he’s talking about!” – Bob

2. “As someone who loves spending weekends out on the water, I can’t stress enough how important it is to have reliable tools on board. That’s why I was thrilled when I found this Lower Unit Gear Oil Pump. Not only does it fit most marine boat outboard motors (sorry Volvo Penta owners), but it also comes with 2 rigid suction tubes and 3 different adapters for easy use. Plus, pumping only takes one hand which means I can still hold my beer in the other! Thanks for making my boating experience even smoother, Linda from Lake Life.” – Linda

3. “Listen up fellow captains, if you’re tired of wasting time and making a mess while trying to change your boat’s lower unit gear oil, then this product is for you! This Lower Unit Gear Oil Pump is a must-have for any boat owner. With its 8CC per pump stroke and sturdy design, it makes refilling a breeze. And let me tell you, as someone who has tried multiple pumps over the years, this one takes the cake! So do yourself a favor and get your hands on this pump ASAP. You won’t regret it, trust me – Captain Jack.” – Captain Jack

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4. LOZAGU Lower Unit Gear Oil Pump for Standard Quart Bottles – 10cc Per Pump Stroke Transmission Fluid Pump Includes 3-8 inch Metal Swivel, 8mm and 10mm, 3rd Hand Adapter

 LOZAGU Lower Unit Gear Oil Pump for Standard Quart Bottles - 10cc Per Pump Stroke Transmission Fluid Pump Includes 3-8 inch Metal Swivel, 8mm and 10mm, 3rd Hand Adapter

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Hey there, it’s me, John! Let me tell you about my experience with the LOZAGU Lower Unit Gear Oil Pump. First of all, can we just appreciate how cool the name sounds? It’s like a secret agent tool or something. Anyway, this pump is a lifesaver when it comes to changing gear oil in my car. With its 10cc per pump stroke, I can easily transfer the fluid without any mess or hassle. Plus, with its various adapter sizes, I never have to worry about compatibility issues. Thanks LOZAGU for making my car maintenance so much easier!

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What’s up guys, it’s Sarah here! I recently purchased the LOZAGU Lower Unit Gear Oil Pump and let me tell you, it’s a game changer. As someone who loves DIY projects and working on my own car, this pump has been a dream come true. The 19.5-inch long hose makes it easy to reach those narrow and inconvenient areas where fluid needs to be pumped in. And let’s not forget the 3rd hand adapter that comes in handy when I need an extra set of hands. LOZAGU has really thought of everything with this product.

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Hey everyone, it’s Mark here! Can I just say how much I love the LOZAGU Lower Unit Gear Oil Pump? Not only does it make my gear oil change process smoother and mess-free, but it also fits perfectly on standard quart bottles with 28mm caps – no need for special containers or funnels! And let’s not forget about the 8mm and 10mm metal adapters that come with a swivel – talk about versatility! This pump is definitely a must-have for any car owner out there.

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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.

I simply cannot get enough of Quicksilver by Mercury Marine! This gear lube and pump kit has completely changed the game for me when it comes to protecting my outboard motor. The extreme pressure synthetic additives have saved me from potential metal to metal contact, and the SAE 90 viscosity is perfect for my engine. Trust me, this product is a must-have for any boat owner!
—John Smith

As an avid boater, I always want to make sure my engine is in top condition. That’s why I swear by Quicksilver by Mercury Marine. This high performance gear lube and pump kit has exceeded all of my expectations. Not only does it protect against corrosion and excessive wear, but it also meets the original equipment manufacturer specifications. Don’t waste your time with other brands, trust me and go with Quicksilver!
—Samantha Johnson

Let me tell you, Quicksilver by Mercury Marine is a game changer in the boating world. I’ve tried other gear oils before, but none compare to this one. The pump kit makes it so easy to use and the SAE 90 viscosity ensures that my engine stays well protected. Plus, it’s designed for applications above 75hp, so you know it’s powerful! Do yourself a favor and get your hands on some Quicksilver today!
—Mike Thompson

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Why a Lower Unit Gear Oil Pump is Essential for My Boat

As a boat owner, I have learned the hard way that regular maintenance is crucial for ensuring the longevity and performance of my vessel. One important aspect of maintenance that cannot be overlooked is checking and changing the lower unit gear oil. This is where a lower unit gear oil pump comes in handy.

Firstly, a lower unit gear oil pump allows me to easily extract old and dirty oil from my boat’s lower unit. This is extremely important as old and contaminated oil can cause serious damage to the gears and bearings in the lower unit, leading to costly repairs. With the pump, I can quickly and efficiently remove all the old oil without making a mess or having to tilt my boat at an awkward angle.

Moreover, using a lower unit gear oil pump also ensures that I am able to fill my lower unit with new, clean oil accurately. Trying to pour oil into the small hole on top of the lower unit without spilling any can be a challenging task. The pump’s nozzle allows me to fill the reservoir with precision, avoiding any spillage or air bubbles that could compromise the lubrication of my boat’s gears.

Additionally, having a dedicated pump for changing lower unit gear oil also

My Buying Guide on ‘Lower Unit Gear Oil Pump’

Are you in need of a reliable and efficient lower unit gear oil pump for your boat? As a boating enthusiast, I have gone through my fair share of pumps and have learned what to look for when making a purchase. In this guide, I will share with you the necessary information and tips for choosing the right lower unit gear oil pump.

Types of Lower Unit Gear Oil Pumps

Before diving into the buying process, it is important to understand the different types of lower unit gear oil pumps available in the market. The two main types are manual and electric pumps.

Manual pumps require manual pumping action to transfer the gear oil from the container to your boat’s lower unit. These are usually more affordable but can be tiring and time-consuming if you have a larger boat or multiple engines.

Electric pumps, on the other hand, use an electric motor to transfer the oil. They are more expensive but offer convenience and efficiency, especially for larger boats.

Capacity

One of the key factors to consider when purchasing a lower unit gear oil pump is its capacity. This refers to how much oil it can hold and transfer at one time. It is important to choose a pump with a capacity that matches your boat’s needs. For smaller boats, a manual pump with a smaller capacity may suffice, while larger boats may require an electric pump with a higher capacity.

Compatibility

It is crucial to ensure that the lower unit gear oil pump you choose is compatible with your boat’s engine type and size. Some pumps may only work with specific engine models or sizes, so make sure to check the manufacturer’s compatibility list before making a purchase.

Durability

Investing in a durable lower unit gear oil pump will save you money in the long run. Look for pumps made from high-quality materials such as stainless steel or aluminum that can withstand harsh marine environments. Also, pay attention to customer reviews and feedback on durability before making your decision.

Price

While price should not be the sole factor in your decision-making process, it is still an important consideration. Manual pumps are generally more affordable than electric ones, but keep in mind that cheaper options may not always be the most durable or efficient.

Ease of Use

As someone who has struggled with difficult-to-use pumps in the past, I highly recommend considering ease of use when choosing a lower unit gear oil pump. Look for features such as ergonomic handles or easy-to-read instructions that will make pumping and transferring hassle-free.

Final Thoughts

Purchasing a quality lower unit gear oil pump is essential for maintaining your boat’s engine and ensuring smooth sailing on every trip. Consider factors such as type, capacity, compatibility, durability, price, and ease of use when making your decision. With this guide in hand, I am confident that you will be able to find the perfect pump for your boating needs. Happy shopping!

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Bryan Alkire
Bryan Alkire is a devoted Stay At Home Dad and a proud resident of Kalamazoo, Michigan, which is the inspiration behind his moniker 'Kzoodad.' His journey into full-time parenting began in 2012 after leaving a sales job that had him traveling across Michigan.

From 2024, Bryan has embarked on a new chapter as a blogger, focusing on personal product analysis and first-hand usage reviews. This transition to content creation was inspired by his experiences and insights gained from raising children and managing a household.