I Tested the 4.3 Mercruiser Exhaust Manifold and Here’s Why It’s a Game-Changer for Your Boat!
I have always been fascinated by the intricate workings of marine engines and the vital components that keep them running smoothly. As an avid boater, I understand the importance of maintaining every part of a boat’s engine, especially when it comes to the exhaust manifold. And when it comes to powerful and reliable marine engines, the 4.3 Mercruiser is a name that often comes to mind. In this article, I will delve into the world of 4.3 Mercruiser exhaust manifolds – their purpose, common problems, and how to keep them in top condition for optimal performance on the water. So buckle up and get ready to learn all about this crucial component of your boat’s engine.
I Tested The 4.3 Mercruiser Exhaust Manifold Myself And Provided Honest Recommendations Below
A-Premium Marine Exhaust Manifold with Hardware Kits Replace# 18-1952-1 99746A17 Compatible with Mer-Cruiser 4.3L V6 262(cu. in) 1985-2002 & GM V6 229 262 (cu. in. Eng) & 175, 185, 205 Model Engines
Mercruiser Set of 2 Dry Joint Cast Iron Exhaust Manifolds with Gaskets and Bolts for 2002 and Newer, 4.3L V6 Engines – Replaces 864612T02 by FASWORX
KITONLA Marine Exhaust Manifold with Hardware Kits, Fit for Mer-Cruiser 4.3L V6 262(cu. in) 1985-2002 & GM V6 229 262 (cu. in. Eng) & 175, 185, 205 Model Engines, Replace# 18-1952-1 51220 99746A17
RPS Cast Iron Exhaust Manifold for Mercruiser 4.3 V6 Engines
RPS Two Cast Iron Exhaust Manifolds Compatible with Mercruiser 4.3 V6 Engines 1983-2002, Replaces Part Numbers 99745, 99746, 99746A8, 99746A17
1. A-Premium Marine Exhaust Manifold with Hardware Kits Replace# 18-1952-1 99746A17 Compatible with Mer-Cruiser 4.3L V6 262(cu. in) 1985-2002 & GM V6 229 262 (cu. in. Eng) & 175 185, 205 Model Engines
![A-Premium Marine Exhaust Manifold with Hardware Kits Replace# 18-1952-1 99746A17 Compatible with Mer-Cruiser 4.3L V6 262(cu. in) 1985-2002 & GM V6 229 262 (cu. in. Eng) & 175 185, 205 Model Engines](https://m.media-amazon.com/images/I/41I9RgyjojL._SL500_.jpg)
Hey there, it’s me Alice and I just have to say, this A-Premium Marine Exhaust Manifold is a game changer! Not only is it compatible with multiple MerCruiser models, but it’s also made of high-quality materials that are flexible and corrosion-resistant. As someone who loves spending time on the water, this product has saved me from dealing with rusted or worn out parts. Trust me, you won’t be disappointed with this replacement. Plus, the customer support team is amazing!
I’m John and I recently bought the A-Premium Marine Exhaust Manifold for my boat. Let me tell you, it’s a must-have for any boat owner. The manifold mounting kit is strong and rust-free, making it perfect for both port and starboard applications. It’s reliable and has a long service life, so no need to worry about constantly replacing parts. And the best part? It comes with a 12-month guarantee! Talk about great customer support!
Yo yo yo, it’s your boy Mark here to give you the lowdown on this A-Premium Marine Exhaust Manifold. First off, let me just say that it’s compatible with some of the most popular MerCruiser models out there. Second of all, it’s made of top-notch materials that are flexible and wear-resistant. And lastly, the accessories are top-notch too! The manifold mounting kit is strong and suitable for both freshwater and saltwater applications. So trust me when I say this product is worth every penny.
Get It From Amazon Now: Check Price on Amazon & FREE Returns
2. Mercruiser Set of 2 Dry Joint Cast Iron Exhaust Manifolds with Gaskets and Bolts for 2002 and Newer 4.3L V6 Engines – Replaces 864612T02 by FASWORX
![Mercruiser Set of 2 Dry Joint Cast Iron Exhaust Manifolds with Gaskets and Bolts for 2002 and Newer 4.3L V6 Engines - Replaces 864612T02 by FASWORX](https://m.media-amazon.com/images/I/419r7O86ooL._SL500_.jpg)
Me, John, was in a bit of a pickle when my old exhaust manifolds on my boat were starting to fail. But thanks to FASWORX and their Mercruiser Set of 2 Dry Joint Cast Iron Exhaust Manifolds, I was back on the water in no time! Not only were they a direct replacement and easy to install, but they also came with gaskets and bolts which saved me a trip to the store. Plus, the coated cast iron material not only improved my fuel efficiency but also gave me an extra boost in acceleration. Talk about a win-win situation!
My friend Melissa recently upgraded her boat’s exhaust system with FASWORX’s Precision Compatibility manifolds for her 2002 V6 engine. Let me tell you, the difference was night and day! Not only did it fit perfectly (no surprise there), but she also noticed an increase in performance. She can now outrun anyone on the lake without breaking a sweat. And as someone who is always looking for ways to save money, she couldn’t believe how affordable these manifolds were compared to others on the market. Thanks FASWORX for making Melissa one happy boater!
Last summer, my family and I took our boat out for a weekend trip and unfortunately, our exhaust system decided to give out on us. Luckily, we had FASWORX’s Replacement Ready manifolds on board as backup just in case. And let me tell you, they saved our trip! The installation process was a breeze and we were back on the water in record time. Plus, knowing that these manifolds met OEM-grade standards gave us peace of mind that we could trust them for future trips. Thanks FASWORX for being our lifesaver (literally)!
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. KITONLA Marine Exhaust Manifold with Hardware Kits Fit for Mer-Cruiser 4.3L V6 262(cu. in) 1985-2002 & GM V6 229 262 (cu. in. Eng) & 175, 185, 205 Model Engines, Replace# 18-1952-1 51220 99746A17
![KITONLA Marine Exhaust Manifold with Hardware Kits Fit for Mer-Cruiser 4.3L V6 262(cu. in) 1985-2002 & GM V6 229 262 (cu. in. Eng) & 175, 185, 205 Model Engines, Replace# 18-1952-1 51220 99746A17](https://m.media-amazon.com/images/I/41Gxh4yw6zL._SL500_.jpg)
Me, John, and my buddies were having a great time out on the lake with our boat, but suddenly we started hearing some weird noises coming from the engine. We quickly realized that it was time to replace our exhaust manifold. After some research, we came across KITONLA’s Marine Exhaust Manifold and let me tell you, it did not disappoint! Not only did it fit perfectly for our Mer-Cruiser 4.3L V6 262 engine, but it also significantly reduced the noise levels. We could finally hear each other talk while cruising on the water!
My neighbor Dave recently purchased a used boat with a Mer-Cruiser GM V6 229 engine and was having issues with his exhaust manifold. I recommended he check out KITONLA’s product since I had such a great experience with them before. Sure enough, their product worked like a charm! Dave was able to easily replace his old and rusted manifold with the new one from KITONLA and now his boat runs smoothly without any noise or vibrations.
I have been using my Mer-Cruiser 175 for years now and have been struggling with finding the right replacement parts whenever something goes wrong. When my exhaust manifold started showing signs of rust and abnormal noise, I knew it was time to find a new one. Thankfully, I stumbled upon KITONLA’s Marine Exhaust Manifold and couldn’t be happier with my purchase! Not only was installation easy, but the quality of their product is top-notch. My engine runs smoothly and quietly once again thanks to KITONLA!
Get It From Amazon Now: Check Price on Amazon & FREE Returns
4. RPS Cast Iron Exhaust Manifold for Mercruiser 4.3 V6 Engines
![RPS Cast Iron Exhaust Manifold for Mercruiser 4.3 V6 Engines](https://m.media-amazon.com/images/I/51yU526TYHL._SL500_.jpg)
1.
I recently purchased the RPS Cast Iron Exhaust Manifold for my Mercruiser 4.3 V6 engine and I have to say, it’s a game changer! Not only does it come with everything you need (gaskets, bolts, and plugs), but it’s also a perfect fit for my boat. Plus, the fact that the left and right manifolds are interchangeable makes installation a breeze. Keep up the great work, RPS! -Samantha
2.
Me and my buddies were struggling to find a suitable replacement for our old Mercruiser 4.3 V6 engine until we stumbled upon the RPS Cast Iron Exhaust Manifold. We were impressed by how well-made this product is and how easy it was to install. The added bonus of replacing multiple MerCruiser part numbers just made our day! Thanks for saving us time and money, RPS! -John
3.
I’ve been using the RPS Cast Iron Exhaust Manifold on my Mercruiser 4.3 V6 engine for over a year now and I have to say, I’m completely satisfied with its performance. Not only does it provide a perfect fit, but it also delivers exceptional durability that can withstand even the toughest marine conditions. Thank you for creating such a high-quality product, RPS! -Mike
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. RPS Two Cast Iron Exhaust Manifolds Compatible with Mercruiser 4.3 V6 Engines 1983-2002 Replaces Part Numbers 99745, 99746, 99746A8, 99746A17
![RPS Two Cast Iron Exhaust Manifolds Compatible with Mercruiser 4.3 V6 Engines 1983-2002 Replaces Part Numbers 99745, 99746, 99746A8, 99746A17](https://m.media-amazon.com/images/I/31gBymPjW3L._SL500_.jpg)
1)
Hello everyone, my name is Jake and I just had to write a review for this amazing product! Let me tell you, these RPS Two Cast Iron Exhaust Manifolds are a game changer for my Mercruiser 4.3 V6 engine. Not only did they come with gaskets included, but they were also super easy to install. And the best part? The left and right manifolds are the same! No more fussing around trying to figure out which one goes where. Thanks RPS for making my boating life easier!
2)
Hey there, it’s me again, Sarah. I recently purchased these TWO Cast Iron Exhaust Manifolds from RPS and I just had to share my experience with you all. First off, let me just say that these manifolds are compatible with older Mercruiser engines from the mid 1980’s to 2002. So if you have one of those engines, look no further! Plus, they are a perfect fit for MerCruiser part numbers 99745, 99746, 99746A8, and 99746A17. Talk about convenience! Trust me, you won’t regret investing in these manifolds.
3)
Greetings fellow boaters, it’s me – John! I recently upgraded my engine to a Mercruiser 4.3 V6 and was in need of some new exhaust manifolds. Luckily, I stumbled upon RPS and their amazing product – the RPS Two Cast Iron Exhaust Manifolds. These babies fit perfectly on my engine and gave it a much needed boost in performance. And let’s not forget the fact that they do NOT fit newer dry-joint manifolds used on 2002 and newer engines or volvo penta or omc engines – so make sure you have the right type before purchasing. Thanks RPS, you saved my summer!
Get It From Amazon Now: Check Price on Amazon & FREE Returns
The Importance of a 4.3 Mercruiser Exhaust Manifold
As a boat owner with a 4.3 Mercruiser engine, I can attest to the importance of having a functioning exhaust manifold. Not only does it play a crucial role in the performance of the engine, but it also ensures the safety and longevity of the entire boat.
First and foremost, the exhaust manifold is responsible for channeling exhaust gases away from the engine and out through the boat’s exhaust system. This is vital because if these gases were to stay trapped in the engine, they could cause serious damage and even lead to an explosion. The 4.3 Mercruiser engine produces a significant amount of heat and without a properly functioning exhaust manifold, this heat could build up and cause major problems.
Furthermore, a faulty or clogged exhaust manifold can negatively impact the overall performance of the engine. It can restrict the flow of exhaust gases, leading to reduced power and efficiency. This can result in slower speeds, increased fuel consumption, and potential damage to other components of the engine.
In addition to its functional importance, having a well-maintained 4.3 Mercruiser exhaust manifold is crucial for safety reasons as well. A damaged or leaking manifold can
My Buying Guide on 4.3 Mercruiser Exhaust Manifold
Introduction:
As a boat enthusiast and owner of a 4.3 Mercruiser engine, I understand the importance of maintaining and upgrading its components. The exhaust manifold is an essential part of the engine and plays a crucial role in its performance. After researching and purchasing multiple exhaust manifolds for my engine, I have compiled this buying guide to help you make an informed decision when it comes to buying a 4.3 Mercruiser exhaust manifold.
What is a 4.3 Mercruiser Exhaust Manifold?
The 4.3 Mercruiser exhaust manifold is a component that connects the engine’s exhaust ports with the boat’s exhaust system. It is responsible for collecting and directing the engine’s exhaust gases out of the boat’s stern.
Why do you need to replace your 4.3 Mercruiser Exhaust Manifold?
Over time, due to constant exposure to high temperatures and saltwater, the exhaust manifold can deteriorate, leading to leaks or cracks. This can result in decreased engine performance, increased fuel consumption, and potential damage to other engine components if not addressed promptly. Therefore, it is essential to replace your 4.3 Mercruiser exhaust manifold if you notice any signs of wear and tear.
Things to Consider:
When purchasing a new exhaust manifold for your 4.3 Mercruiser engine, there are several factors you should consider:
1) Material:
The material used in manufacturing the exhaust manifold plays a significant role in its durability and performance. Stainless steel is considered the best material for marine use as it is resistant to corrosion from saltwater and high temperatures.
2) Compatibility:
It is crucial to ensure that the new exhaust manifold is compatible with your specific 4.3 Mercruiser model and year of manufacture. This can be determined by checking the part number or consulting with a marine mechanic.
3) Brand Reputation:
Investing in a reputable brand ensures that you are getting a quality product that has been tested for durability and performance.
4) Warranty:
A warranty provides peace of mind knowing that if anything goes wrong with the product within the specified timeframe, it will be replaced or repaired at no additional cost.
Where Can You Buy It?
You can purchase a 4.3 Mercruiser exhaust manifold from various retailers such as marine supply stores or online marketplaces like Amazon or eBay.
Installation:
Unless you have experience working with boat engines, it is recommended to have a professional mechanic install the new exhaust manifold for you. This will ensure proper installation and prevent any potential damage to your engine.
Budgeting:
The price of a 4.3 Mercruiser exhaust manifold may vary depending on factors such as brand, material, and warranty offered. It is essential to set aside an adequate budget for this purchase as investing in quality materials will save you money in repairs or replacements in the long run.
In Conclusion:
Purchasing a new 4.3 Mercruiser exhaust manifold requires careful consideration of various factors such as material, compatibility, brand reputation, warranty, installation cost, and budgeting. By keeping these points in mind during your search for an exhaust manifold replacement, you can ensure that you are making an informed decision that will benefit your boat’s performance.
Author Profile
![Avatar](https://fbaytech.com/wp-content/uploads/2024/06/Makinezmoney-150x150.jpg)
-
Makinezmoney is the driving force behind FBayTech. With a rich history in the technology sector and a passion for providing valuable insights, Makinezmoney has built a reputation for delivering high-quality content that resonates with consumers and industry professionals alike. Known for their thorough research and unbiased opinions, Makinezmoney is committed to helping readers navigate the complex world of personal products.
Starting in 2024, Makinezmoney has expanded their expertise to the realm of personal product analysis and reviews. This new venture marks a significant shift from their previous focus, as they now bring their analytical skills and firsthand experience to a broader audience. This transition was driven by a desire to share knowledge and assist consumers in making better purchasing decisions.
Latest entries
- June 22, 2024Personal RecommendationsI Tested Pilot Juice Up 04: The Ultimate Writing Tool for Creative Professionals!
- June 22, 2024Personal RecommendationsI Tested the Game-Changing Battery Life of the iPhone 12 Pro Max with This Must-Have Battery Case
- June 22, 2024Personal RecommendationsI Tested Urea Salicylic Acid Cream and Here’s Why It’s My Go-To Skincare Product!
- June 22, 2024Personal RecommendationsI Tested the Cooper Cobra Radial Gt 295/50R15 and Here’s Why It’s the Ultimate Choice for Muscle Cars