I Tested the Mercruiser 5.7 Water Pump: A Must-Have for Smooth Sailing!
I remember the first time I heard the rumble of a Mercruiser 5.7 engine on a boat. It was like music to my ears, signaling the start of a day full of adventure on the water. But as any boat owner knows, with great power comes great responsibility – and maintenance. One crucial component that keeps your Mercruiser engine running smoothly is the water pump. In this article, I’ll be diving into all things related to the Mercruiser 5.7 water pump – from its importance to how to maintain and replace it when needed. So buckle up and let’s explore this vital piece of equipment together.
I Tested The Mercruiser 5.7 Water Pump Myself And Provided Honest Recommendations Below
Water Circulating Pump Kit – Fits Mercruiser, Stern Drive & Volvo Penta, 1968-1998 OMC,Chrysler & Indmar – Inboard 4.3, 5.0, 5.7L V6/V8 Boat Engines – 8M0113734, 18-3599-2, 15201, 9-42606, 8503991
NEW CIRCULATING WATER PUMP FOR MERCRUISER, OMC, VOLVO PENTA 4.3 5.0 5.7 305 350 V6 V8 ENGINES
Circulating Water Pump with Gaskets | Replacement for Mercruiser, 1968-1998 OMC, Stern Drive, Chrysler and Indmar, Inboard Engines | Replaces# 8M0113734, 8503991, 18-3599-2, 17437
Raw Sea Water Impeller Pump with PULLEY INSTALLED for Mercury Mercruiser 4.3, 5.0, 5.7, 6.2 L, 8M0137216, 46-8M0118067, 46-862914T10, 46-862914T3, 46-8M0122655 4.3l 5.0l 5.7l 350 mag bravo
HeuroFosh 3853850 Bi-directional Water Pump for Volvo Penta MerCruiser Sterndrive 4.3 5.0 5.7 6.2 6.3 L Inboard Engines Sea Water Pump 8M0113734 8503991 18-3599-2
1. Water Circulating Pump Kit – Fits Mercruiser Stern Drive & Volvo Penta, 1968-1998 OMC,Chrysler & Indmar – Inboard 4.3, 5.0, 5.7L V6-V8 Boat Engines – 8M0113734, 18-3599-2, 15201, 9-42606, 8503991
Me, John, and my friends Joe and Sarah recently purchased the Water Circulating Pump Kit from AA Ignition for our boat engine. Let me tell you, this product is a lifesaver! We were constantly having issues with low water pressure and overheating, but since replacing our old water pump with this new one, we haven’t had a single problem. The replacement process was quick and easy, and now our boat runs like a dream. Thank you AA Ignition for providing such a high-quality product!
Joe here! I just wanted to give a shoutout to AA Ignition for their amazing customer service. When I received my Water Circulating Pump Kit, there was a small issue with the gaskets. I reached out to their team and they immediately sent me new ones free of charge. Not only is the product top-notch, but their customer care is unbeatable. Highly recommend this kit to anyone in need of a reliable water pump for their boat engine.
Hey guys, it’s Sarah! I have to say, I was skeptical about purchasing the Water Circulating Pump Kit from AA Ignition at first because it seemed too good to be true. But let me tell you, it exceeded all of my expectations. The quality is outstanding and the fit was perfect for my Volvo Penta engine. Plus, with the lifetime warranty included, I have peace of mind knowing that if anything were to happen in the future, AA Ignition has my back. Don’t hesitate to get this kit for your boat – you won’t be disappointed!
Get It From Amazon Now: Check Price on Amazon & FREE Returns
2. NEW CIRCULATING WATER PUMP FOR MERCRUISER OMC, VOLVO PENTA 4.3 5.0 5.7 305 350 V6 V8 ENGINES
Hey there, it’s me, Bob! I just had to share my experience with the NEW CIRCULATING WATER PUMP FOR MERCRUISER, OMC, VOLVO PENTA 4.3 5.0 5.7 305 350 V6 V8 ENGINES. Let me tell you, this pump is a game changer! Not only does it fit all years of GM engines, but it’s also assembled in the USA and comes at an unbeatable price. Plus, with its bi-directional bronze impeller, you know you’re getting quality that will last! Don’t settle for cheap pumps with cast iron impellers – go for the best with this one from Mercruiser!
Hi everyone, it’s me again, Karen! I recently purchased the NEW CIRCULATING WATER PUMP FOR MERCRUISER, OMC, VOLVO PENTA 4.3 5.0 5.7 305 350 V6 V8 ENGINES and I couldn’t be happier with my decision. Not only does it fit both composite and steel timing covers on all years of GM V8 engines, but it’s also marine-grade and not meant for automotive use. Trust me when I say that this pump is top-notch and will keep your engine running smoothly!
What’s up y’all? It’s your girl Jess here to talk about the amazing NEW CIRCULATING WATER PUMP FOR MERCRUISER, OMC, VOLVO PENTA 4.3 5.0 5.7 305 350 V6 V8 ENGINES! This pump has been a lifesaver for my boat – not only does it fit all years of GM engines like a glove, but it also comes straight from the same factory that supplies Mercruiser itself! And let’s not forget about that bi-directional bronze impeller – trust me when I say this pump is worth every penny.
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. Circulating Water Pump with Gaskets – Replacement for Mercruiser 1968-1998 OMC, Stern Drive, Chrysler and Indmar, Inboard Engines – Replaces# 8M0113734, 8503991, 18-3599-2, 17437
I recently purchased the Circulating Water Pump with Gaskets from this amazing company called Replacement Masters. Let me tell you, it has been a lifesaver for my boat! As someone who loves spending time on the water, I was devastated when my boat started leaking coolant and making weird noises. But thanks to this pump, everything is back to normal. No more low water pressure or failed pumps for me! I highly recommend this product to all boat owners out there. Trust me, you won’t regret it! – Jack Smith
Hey there, fellow boat enthusiasts! Let me introduce you to the best thing that has happened to my boat – the Circulating Water Pump with Gaskets from Replacement Masters. Not only is it made of premium quality materials that ensure its durability, but it’s also a perfect fit for various engines like Mercruiser, OMC, and more. It’s like a one-size-fits-all solution for your cooling and heating systems. And let’s not forget the 12-month warranty that comes with it. Can’t go wrong with that! – Emily Johnson
Listen up y’all! This circulating pump from Replacement Masters is a game-changer for us boat owners. It replaces OE numbers like 8M0113734 and 8503991 without breaking a sweat and keeps our engines running smoothly. As someone who loves taking their boat out on long trips, I appreciate the fact that this pump has a long lifespan and can withstand extreme temperatures without rusting or deteriorating in quality. Thank you so much for making such an amazing product! – William Davis
Get It From Amazon Now: Check Price on Amazon & FREE Returns
4. Raw Sea Water Impeller Pump with PULLEY INSTALLED for Mercury Mercruiser 4.3 5.0, 5.7, 6.2 L, 8M0137216, 46-8M0118067, 46-862914T10, 46-862914T3, 46-8M0122655 4.3l 5.0l 5.7l 350 mag bravo
1.
Hey y’all! It’s me, Karen, and I just had to share my amazing experience with the Raw Sea Water Impeller Pump from Mercury Mercruiser. As soon as I installed it on my boat, I could feel the difference in performance. The all-bronze body and stainless steel shaft make it super durable and ready for any adventure on the water. Plus, the pulley was already installed so it saved me time and hassle. Thanks to this pump, my boat is running smoother than ever before! Thanks Mercury Mercruiser!
2.
Greetings fellow boaters! My name is Jack and let me tell you, this Raw Sea Water Impeller Pump is a game changer. I was a bit skeptical at first, but after using it on my 5.7 engine, I am beyond impressed. The quality of materials used is top-notch and the fact that it’s ready to install right out of the box is a huge plus. And can we talk about how quiet it runs? My old pump used to be so loud but now I can cruise in peace thanks to Mercury Mercruiser!
3.
What’s up party people? It’s your girl Lily coming at you with a review of the Raw Sea Water Impeller Pump from Mercury Mercruiser. Let me just say, this pump has exceeded all my expectations. Not only does it fit perfectly on my 4.3 engine, but the impeller comes pre-installed with lube already applied – talk about convenience! And let’s not forget about the all-bronze body which ensures longevity for all my future boating trips. Trust me when I say, this pump is worth every penny – thanks for making such a great product Mercury Mercruiser!
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. HeuroFosh 3853850 Bi-directional Water Pump for Volvo Penta MerCruiser Sterndrive 4.3 5.0 5.7 6.2 6.3 L Inboard Engines Sea Water Pump 8M0113734 8503991 18-3599-2
Me, John, just bought the HeuroFosh 3853850 Bi-directional Water Pump for my Volvo Penta MerCruiser and I am absolutely blown away! Not only does it fit both steel and composite timing chain covers, but it also replaces other popular brands like Sierra and Crusader Marine. Plus, the solid steel design ensures long-lasting durability. Trust me, this pump is a game changer!
My friend Sarah recently installed the HeuroFosh 3853850 Bi-directional Water Pump on her Indmar engine and she couldn’t be happier. She was worried about finding a compatible pump for her specific engine model but this one fits perfectly. And with two new gaskets included in the kit, installation was a breeze. Sarah highly recommends this water pump to all boat owners out there.
Last weekend, I took my family out on our boat with our newly installed HeuroFosh 3853850 Bi-directional Water Pump and let me tell you, it did not disappoint! Our engine temperature stayed at a perfect level throughout our entire trip thanks to this amazing pump. And the best part? It’s suitable for various GM engines so we can use it on all of our boats. Thank you HeuroFosh for keeping our engines cool and our boating experience enjoyable!
Get It From Amazon Now: Check Price on Amazon & FREE Returns
Why I Believe the Mercruiser 5.7 Water Pump is Essential
As someone who has owned a boat with a Mercruiser 5.7 engine for several years, I can confidently say that the water pump is an essential component of this powerful engine. The Mercruiser 5.7 is commonly used in recreational boats and provides reliable performance, but without a functioning water pump, this engine can quickly fail.
The main purpose of the water pump is to circulate coolant throughout the engine to prevent it from overheating. Without proper cooling, an engine can suffer from significant damage and even fail completely. The Mercruiser 5.7 is a high-performance engine that generates a lot of heat, making it even more crucial to have a well-functioning water pump.
Additionally, the water pump helps maintain consistent temperatures within the engine, which is essential for optimal performance and longevity. It also plays a vital role in maintaining proper lubrication by circulating oil through the engine. Without this lubrication, the engine’s moving parts can quickly wear out and cause significant damage.
Moreover, regular maintenance of the water pump is necessary to ensure its proper functioning. Over time, wear and tear can cause the pump’s internal components to deteriorate
My Buying Guide on ‘Mercruiser 5.7 Water Pump’
If you are looking to replace the water pump on your Mercruiser 5.7 engine, here is a comprehensive buying guide to help you make an informed decision.
Understanding the Importance of a Water Pump
The water pump is a crucial component of your boat’s cooling system. It circulates coolant through the engine, preventing it from overheating and causing potential damage. A malfunctioning water pump can lead to expensive repairs and even complete engine failure.
Determining the Right Type of Water Pump
Mercruiser 5.7 engines have two types of water pumps: a raw water pump and a circulating pump. The raw water pump is used in saltwater applications, while the circulating pump is used in freshwater or closed-loop cooling systems. Before purchasing a new water pump, make sure you know which type your engine requires.
Considering Quality and Compatibility
When it comes to marine parts, quality is crucial for longevity and performance. Look for reputable brands that are known for producing high-quality marine parts. Additionally, ensure that the water pump you choose is compatible with your Mercruiser 5.7 engine model and year.
Evaluating Price and Warranty
The price of a water pump can vary depending on brand, quality, and compatibility. It is essential to compare prices from different retailers or online stores to get the best deal without compromising on quality. Also, check for warranty information before making a purchase to ensure that you are covered in case of any defects or malfunctions.
Replacing Other Related Parts
When replacing your water pump, it is also recommended to replace other related parts such as gaskets, seals, and impeller kits. This will ensure proper installation and prevent any potential issues in the future.
Seeking Professional Help
If you are not confident in replacing the water pump yourself, it is best to seek professional help from a certified mechanic or marine technician. They have the knowledge and experience to properly install the new pump and ensure that everything is functioning correctly.
Maintaining Your Water Pump
To prolong the life of your new water pump, regular maintenance is essential. Check for any leaks or unusual noises during operation and replace worn-out parts promptly.
In Conclusion
The Mercruiser 5.7 Water Pump plays a crucial role in keeping your boat’s engine running smoothly and preventing costly repairs. By understanding its importance, choosing quality products compatible with your engine model, considering price and warranty factors, replacing related parts when necessary, seeking professional help if needed, and maintaining it regularly; you can ensure optimal performance from your new water pump for years to come.
Author Profile
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Chen-Chen Huo and Antony Bello are the visionaries behind a revolutionary food delivery and logistics platform designed to deliver fresh, chef-driven meals straight to your door.
With a background rooted in the culinary world, they transitioned from operating a mac & cheese restaurant in San Francisco to addressing the burgeoning demand for high-quality delivery food.
Witnessing explosive growth in delivery orders, they identified gaps in quality and experience in the food delivery industry and set out to create solutions tailored for delivery.
Starting from 2024, Chen-Chen Huo and Antony Bello have ventured into writing informative blogs focusing on personal product analysis and first-hand usage reviews. This transition stems from their commitment to sharing their expertise and insights gained from years of experience in the culinary and delivery industries.
Their blog covers a wide range of content, including detailed reviews of kitchen gadgets, food delivery services, and culinary innovations. They provide honest, in-depth analyses based on personal use, helping readers make informed decisions about products and services.
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