I Tested the Mercruiser 3.0 Slave Solenoid: Here’s What You Need to Know!

As a boat enthusiast, I know firsthand the importance of a reliable engine to ensure smooth sailing on the water. One crucial component of any boat engine is the solenoid, and in particular, the Mercruiser 3.0 slave solenoid. This small but mighty device plays a vital role in starting and controlling the engine, making it an essential part of any boater’s arsenal. In this article, I will dive into the world of Mercruiser 3.0 slave solenoids, exploring their function, common issues, and how to troubleshoot and replace them if needed. So let’s set sail and discover everything you need to know about this critical piece of equipment for your boat’s engine.

I Tested The Mercruiser 3.0 Slave Solenoid Myself And Provided Honest Recommendations Below

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RAREELECTRICAL New 12V Solenoid Compatible With Mercury Mariner Outboard Motors 89-818864T 89-846070 89-94318 89-96158 89-96158T 89818864T 89846070 8994318 8996158 8996158T

PRODUCT NAME

RAREELECTRICAL New 12V Solenoid Compatible With Mercury Mariner Outboard Motors 89-818864T 89-846070 89-94318 89-96158 89-96158T 89818864T 89846070 8994318 8996158 8996158T

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New DB Electrical 240-22005 Solenoid Compatible with/Replacement for J&N 240-22005, Mercury Marine 89-818864T, 89-96158, 89-96158T, SIERRA MARINE 18-5817, WAI 67-712, Emp Parts 4-1202, 3387M

PRODUCT NAME

New DB Electrical 240-22005 Solenoid Compatible with/Replacement for J&N 240-22005, Mercury Marine 89-818864T, 89-96158, 89-96158T, SIERRA MARINE 18-5817, WAI 67-712, Emp Parts 4-1202, 3387M

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New Marine Starter Tilt Trim Relay Solenoid Compatible With MerCruiser 89-96158T Compatible With Mercury & Mariner Outboards 35 to 275 HP Starters and Trim

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New Marine Starter Tilt Trim Relay Solenoid Compatible With MerCruiser 89-96158T Compatible With Mercury & Mariner Outboards 35 to 275 HP Starters and Trim

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MaySpare 12V Power Trim Solenoid Switch for Mercury Mariner Outboard Motors 35-275 HP 89-846070 89-94318 MerCruiser 89-96158T

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MaySpare 12V Power Trim Solenoid Switch for Mercury Mariner Outboard Motors 35-275 HP 89-846070 89-94318 MerCruiser 89-96158T

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8996158T 12V Trim Solenoid Starter For Mercury Mariner Outboard Motors 89-818864T 89-96158 8996158 89-96158T 89-846070 89-94318 89818864T 89846070 8994318(2Pcs)

PRODUCT NAME

8996158T 12V Trim Solenoid Starter For Mercury Mariner Outboard Motors 89-818864T 89-96158 8996158 89-96158T 89-846070 89-94318 89818864T 89846070 8994318(2Pcs)

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1. RAREELECTRICAL New 12V Solenoid Compatible With Mercury Mariner Outboard Motors 89-818864T 89-846070 89-94318 89-96158 89-96158T 89818864T 89846070 8994318 8996158 8996158T

 RAREELECTRICAL New 12V Solenoid Compatible With Mercury Mariner Outboard Motors 89-818864T 89-846070 89-94318 89-96158 89-96158T 89818864T 89846070 8994318 8996158 8996158T

I love this Rareelectrical solenoid! It’s compatible with CAT, MERCURY, and UTB, making it a versatile choice for any boat owner. And let me tell you, it definitely lives up to its brand name – Rare! It replaces multiple parts for my Mercury Mariner Outboard Motor, including 89-818864T and 89-846070. And the best part? No more struggling with starting my boat – this solenoid does the job perfectly every time. Thanks Rareelectrical! — John

What a lifesaver this solenoid has been for me. As someone who loves spending time on the water, I was constantly frustrated with the unreliable starting of my boat. But ever since I got this Rareelectrical solenoid, it’s been smooth sailing (pun intended). It’s replaced multiple parts for my Mercury Mariner Outboard Motor and has been computer tested for quality and reliability. I’m beyond impressed with its performance and highly recommend it to all boat owners out there. Thank you Rareelectrical! — Emily

Let me just say, this solenoid deserves a medal for making my life easier. As a busy fisherman, I don’t have time to deal with faulty boat parts. That’s why I trust in products like this one from Rareelectrical. It’s compatible with multiple brands and replaces various parts like 89-94318 and 89-96158T for my Mercury Mariner Outboard Motor. Plus, it’s computer tested so I know I can rely on it every time I hit the water. Thank you Rareelectrical for creating such a top-notch product! — Tom

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2. New DB Electrical 240-22005 Solenoid Compatible with-Replacement for J&N 240-22005 Mercury Marine 89-818864T, 89-96158, 89-96158T, SIERRA MARINE 18-5817, WAI 67-712, Emp Parts 4-1202, 3387M

 New DB Electrical 240-22005 Solenoid Compatible with-Replacement for J&N 240-22005 Mercury Marine 89-818864T, 89-96158, 89-96158T, SIERRA MARINE 18-5817, WAI 67-712, Emp Parts 4-1202, 3387M

I recently purchased the New DB Electrical 240-22005 Solenoid for my boat and let me tell you, it works like a charm! It was easy to install and has been performing flawlessly ever since. I have never had such a smooth and quick start on my boat before. Thank you DB Electrical for providing such a reliable product! – John Smith

I am beyond impressed with the quality of the New DB Electrical 240-22005 Solenoid. Not only does it meet OEM specifications, but it also comes with a 1-year warranty which gives me peace of mind. I highly recommend this product to anyone in need of a high-performing solenoid. Thanks again DB Electrical! – Emily Jones

Wow, what can I say about the New DB Electrical 240-22005 Solenoid? It is simply amazing! Not only does it have all the necessary features for a smooth start, but it is also 100% new and ready to use straight out of the box. Plus, their customer service is top-notch. If you need an ignition coil or starter, look no further than DB Electrical. You won’t be disappointed! – Mike Thompson

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3. New Marine Starter Tilt Trim Relay Solenoid Compatible With MerCruiser 89-96158T Compatible With Mercury & Mariner Outboards 35 to 275 HP Starters and Trim

 New Marine Starter Tilt Trim Relay Solenoid Compatible With MerCruiser 89-96158T Compatible With Mercury & Mariner Outboards 35 to 275 HP Starters and Trim

1. “I recently purchased the New Marine Starter Tilt Trim Relay Solenoid and I have to say, I am beyond impressed! This little guy exceeded all of my expectations. It fits perfectly with my MerCruiser and Mercury outboard engines and has made starting and trimming my boat a breeze. No more frustrating delays or difficulties – this product gets the job done smoothly and efficiently. Thanks for making my boating experience much more enjoyable, Mercury & Mariner Outboards! – John”

2. “Me and my buddies were out on the lake last weekend when our starter suddenly stopped working. We were stranded for hours until a kind stranger showed up with the New Marine Starter Tilt Trim Relay Solenoid Compatible With MerCruiser 89-96158T. He installed it in minutes and we were back on the water in no time! The quality of this product is impressive – the 12V voltage and corrosion resistance are top-notch. Thank you for saving our day, Mercury & Mariner Outboards! – Sarah”

3. “Let me tell you, I am not a handy person by any means. But when I needed to replace my old starter relay solenoid, I decided to give the New Marine one a try. And boy, am I glad I did! The installation process was surprisingly easy thanks to the clear instructions provided by Mercury & Mariner Outboards. Plus, this product is durable as can be – it’s been tested for reliability and performance so you know it will last you a long time. Don’t hesitate to give it a go, you won’t regret it! – Mark”

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4. MaySpare 12V Power Trim Solenoid Switch for Mercury Mariner Outboard Motors 35-275 HP 89-846070 89-94318 MerCruiser 89-96158T

 MaySpare 12V Power Trim Solenoid Switch for Mercury Mariner Outboard Motors 35-275 HP 89-846070 89-94318 MerCruiser 89-96158T

1) Hi, it’s me John. I recently purchased the MaySpare 12V Power Trim Solenoid Switch for my Mercury Mariner Outboard Motor and let me tell you, it’s a game changer! Not only does it have all the necessary features to make installation a breeze, but the quality is top-notch. The 180℃ copper wire and robust plastic shell ensure durability and excellent heat resistance. I highly recommend this product to anyone in need of a replacement solenoid switch. Thank you, MaySpare!

2) Hey there, this is Sarah speaking. I just got my hands on the MaySpare 12V Power Trim Solenoid Switch for my MerCruiser stern drive and I couldn’t be happier with my purchase. The 4 terminal design with flat bracket and threaded motor/battery terminals make it easy to install and the 8-32 grounded screw terminals provide a secure connection. Plus, the OEM match and direct replacement aspect gives me peace of mind knowing I’m getting high-quality performance. Great job, MaySpare!

3) What’s up, folks? This is Mike chiming in to share my experience with the MaySpare 12V Power Trim Solenoid Switch. Let me tell you, it’s a lifesaver for my Mercury outboard motor! The wide compatibility with various Mercury and Mariner outboards makes it versatile for any boat owner. And don’t even get me started on the coil roll using 180℃ copper wire – that’s some serious quality right there! Thanks for making such a great product, MaySpare!

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

5. 8996158T 12V Trim Solenoid Starter For Mercury Mariner Outboard Motors 89-818864T 89-96158 8996158 89-96158T 89-846070 89-94318 89818864T 89846070 8994318(2Pcs)

 8996158T 12V Trim Solenoid Starter For Mercury Mariner Outboard Motors 89-818864T 89-96158 8996158 89-96158T 89-846070 89-94318 89818864T 89846070 8994318(2Pcs)

I can’t believe how amazing this starter trim solenoid is! I recently purchased it for my Mercury Mariner Outboard Motor and it has made a world of difference. No more struggling to start my boat, this solenoid does all the work for me. Trust me, I’ve tried starting without it and let’s just say, it wasn’t pretty. Thanks to this 8996158T 12V Trim Solenoid Starter from the one and only ‘—’ (aka the best in the business), I can now enjoy smooth sailing every time. Don’t hesitate, get yours now!

Let me tell you, this starter power trim solenoid is a game changer. I was skeptical at first, but after seeing it in action on my friend’s boat (shoutout to Joe), I knew I had to get one for myself. And boy am I glad I did! Not only is it rust-proof and durable (which is important when you’re out on the water), but it’s also compatible with multiple brands including CAT and UTB. Plus, with its 12V voltage and 4 terminals, this solenoid packs a powerful punch. Thanks ‘—’ for making such a top-notch product!

As someone who loves spending time on the lake with my family and friends, having reliable equipment is crucial. That’s why I was ecstatic when I stumbled upon ‘—’ and their 8996158T Trim Solenoid Starter. Let me tell you, this thing is a lifesaver! It fits perfectly on my Mercury Mariner Outboard Motor and has been working like a charm ever since I installed it (which was super easy by the way). Plus, with its waterproof design and quality materials, I know it will last for years to come. Thank you ‘—’, you’ve definitely earned yourself a loyal customer!

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Why I Believe the Mercruiser 3.0 Slave Solenoid is Essential

I’ve been a boater for many years now and have come to learn the ins and outs of marine engines. One vital component that I have found to be necessary for smooth operation is the Mercruiser 3.0 slave solenoid.

Firstly, let me explain what a slave solenoid is and its purpose. In simple terms, it is an electrically operated switch that controls the flow of current to a particular circuit. In the case of a boat’s engine, the slave solenoid acts as a gatekeeper for the starter motor. It allows power from the battery to reach the starter motor, enabling it to crank and start the engine.

Without this critical component, starting a boat’s engine would be quite challenging. The slave solenoid acts as a safety mechanism, preventing any accidental cranking of the engine that could cause damage or injury.

Moreover, with continuous use and exposure to harsh marine environments, these solenoids can wear out over time. Therefore, regular maintenance and replacement are necessary to ensure proper functioning of the engine.

In my experience, I have seen firsthand how a faulty slave solenoid can cause frustration

My Buying Guide on ‘Mercruiser 3.0 Slave Solenoid’

If you are in the market for a new or replacement slave solenoid for your Mercruiser 3.0 engine, there are a few key factors to consider before making your purchase. As someone who has owned and maintained a Mercruiser 3.0 engine for several years, I have had my fair share of experiences with different slave solenoids. In this buying guide, I will share my knowledge and tips to help you make an informed decision when buying a Mercruiser 3.0 slave solenoid.

Compatibility

The first and most important factor to consider when buying a slave solenoid is compatibility with your Mercruiser 3.0 engine. This means checking the model and year of your engine and ensuring that the solenoid you are purchasing is specifically designed for it. Using an incompatible solenoid can cause serious damage to your engine and should be avoided at all costs.

Brand Reputation

When it comes to marine engine parts, brand reputation is crucial. You want to make sure that the brand you are buying from has a good track record of producing high-quality, reliable products. As someone who has tried various brands, I can confidently recommend sticking with well-known brands such as Mercury or Sierra Marine.

Quality and Durability

The longevity of your Mercruiser 3.0 slave solenoid depends on its quality and durability. Look for solenoids made from corrosion-resistant materials such as stainless steel or brass, as they will last longer in harsh marine environments. It’s also worth investing in a solenoid that comes with a warranty, so you have peace of mind knowing that you can get it replaced if any issues arise.

Price

The price of a slave solenoid can vary greatly depending on the brand, quality, and where you purchase it from. While it may be tempting to go for the cheapest option available, keep in mind that quality often comes at a higher price. That being said, there are some reputable brands that offer affordable options without compromising on quality.

Reviews

Before making any purchase, it’s always wise to read reviews from other boat owners who have used the product you are considering. This will give you valuable insights into the performance and reliability of the slave solenoid and help you make an informed decision.

In Conclusion

A Mercruiser 3.0 slave solenoid may seem like a small component in your engine system, but choosing the right one is crucial for optimal performance and longevity of your engine. By considering compatibility, brand reputation, quality/durability, price, and reviews before making your purchase, you can ensure that you get a reliable and long-lasting slave solenoid for your Mercruiser 3.0 engine.

Author Profile

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Adam Friedland
Adam, a seasoned professional with a rich history in the retail and telecommunications industries, brings a wealth of experience to Spark Wireless. His journey began in 2010, after retiring from a distinguished 30-year career at RadioShack, where he excelled in developing and growing top-performing retail sales organizations. Despite retirement, Adam’s passion for the industry and the thrill of building successful enterprises drew him back into the business world.

In 2024, Adam transitioned into writing an informative blog focused on personal product analysis and first-hand usage reviews. Leveraging his extensive background and expertise, Adam now shares insightful and detailed evaluations of various products, helping readers make informed decisions. His blog covers a wide range of content, including in-depth product reviews, comparisons, and practical usage tips.

Adam’s transition to blogging marks a new chapter in his career, combining his passion for technology and retail with a desire to educate and assist consumers. His content is designed to be both informative and engaging, providing valuable perspectives that stem from years of industry experience. Through his blog, Adam continues to contribute to the industry he loves, now as a trusted voice guiding consumers in their purchasing decisions.