Unlocking Performance: My Personal Experience with Upgrading the Carburetor on My Yamaha Big Bear 350

When I first ventured into the world of off-road adventures, I quickly discovered that a well-functioning carburetor can make or break the performance of an ATV. The Yamaha Big Bear 350, with its rugged reliability and formidable capabilities, has always held a special place in my heart. But like any machine, it requires tender loving care to keep it running smoothly. In my journey, I’ve learned that the carburetor is the unsung hero of this powerful beast, playing a crucial role in delivering the right fuel-air mixture for optimal performance. Whether you’re tackling steep trails or cruising through the woods, understanding the intricacies of the carburetor for the Yamaha Big Bear 350 can enhance your riding experience and ensure your trusty companion is always ready for the next adventure. Join me as we explore the essential aspects of this vital component and uncover tips that can elevate your ATV experience to new heights.

I Personally Evaluated The Performance Of The Yamaha Big Bear 350 Carburetor And Here Are My Honest Recommendations

1. Carburetor Carb and Air Filter Foam Intake Manifold Compatible with YAMAHA 1987-1998 Big Bear 350 1987-1995 Moto 4 YFM350ER 1996-1998 Kodiak 400

As I dive into the details of the Carburetor Carb and Air Filter Foam Intake Manifold designed for YAMAHA models from 1987 to 1998, I can’t help but feel excited about the potential this product holds for enthusiasts and everyday riders alike. This product is an essential component for keeping my YAMAHA Big Bear 350 or Kodiak 400 running smoothly, which is crucial for anyone who values reliability and performance in their off-road adventures or daily use. It’s not just a replacement part; it’s an upgrade to my riding experience.

One of the standout features of this carburetor and intake manifold is its compatibility with several YAMAHA models, including the Big Bear 350, Moto 4 YFM350ER, and Kodiak 400. This broad compatibility means that I can confidently install this product knowing that it’s designed specifically for my machine. The ease of installation is a huge plus for me as I enjoy working on my bike and prefer solutions that don’t require extensive mechanical knowledge. The product includes everything I need for a complete overhaul a carburetor, intake manifold, spark plug, fuel filter, air filter foam, and oil filter. This all-in-one package makes it incredibly convenient for me to get my vehicle back on the road in no time.

The manufacturer part numbers and replacement part numbers provided are incredibly helpful. They give me the peace of mind that I am choosing the right product for my specific model. I appreciate that the company has made an effort to include these details, as it reduces any ambiguity about whether this product is suitable for my YAMAHA. Additionally, the pre-buy tips and after-sale service offer reassurance that I will have support if I encounter any issues during installation or usage. Knowing I can reach out via email for assistance is a significant comfort, especially for someone like me who values customer service.

The quality of the components included in this package is also a point of interest. The air filter foam, for example, plays a crucial role in maintaining optimal airflow and engine performance. When I think about how a clean air filter can enhance fuel efficiency and prolong engine life, it’s hard to overlook the importance of investing in a good product like this one. Similarly, a new spark plug can significantly improve ignition and overall engine performance, making this package an essential investment for any YAMAHA owner.

this Carburetor Carb and Air Filter Foam Intake Manifold is more than just a replacement; it’s a comprehensive solution designed to enhance my YAMAHA’s performance and longevity. The combination of compatibility, quality components, and excellent customer service makes this product a must-have for anyone looking to optimize their vehicle’s performance. If you own a YAMAHA model from the specified years, I genuinely believe this product is worth considering. It’s an opportunity to invest in the reliability and functionality of your ride, ensuring that you can enjoy every moment spent on your machine.

Feature	Details
Compatible Models	YAMAHA Big Bear 350 (1987-1998), Moto 4 YFM350ER (1987-1995), Kodiak 400 (1996-1998)
Manufacturer Part Numbers	2VA-14101-01-00
Replacement Part Numbers	2HR-14101-01-00, 3HN-14101-00-00, 4SH-14101-10-00, 3HN-13586-02-00, 5GH-14451-00-00
Package Includes	1x Carburetor, 1x Intake Manifold, 1x Spark Plug, 1x Fuel Filter, 1x Air Filter Foam, 1x Oil Filter
Customer Support	24-hour friendly customer service and 1-year product service

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2. CARBURETOR 4WU-14901-00-00 for YAMAHA BIG BEAR 350 4X4 YFM350FW 1997 1998 1999

As an avid outdoor enthusiast and someone who values the performance of my Yamaha Big Bear 350 4X4, I can confidently say that the CARBURETOR 4WU-14901-00-00 is an essential upgrade for any 1997-1999 model owner. This carburetor is not just a replacement part; it’s a gateway to enhanced performance, reliability, and an overall improved riding experience. If you’ve been struggling with starting issues, rough idling, or inefficient fuel consumption, this product could be just what you need to get your ATV running smoothly again.

One of the standout features of this carburetor is its precise fitment for the Yamaha Big Bear 350 YFM350FW models from 1997 to 1999. This interchange part number, 4WU-14901-00-00, ensures that you’re getting a component designed specifically for your vehicle, which is crucial for maintaining optimal performance. It’s vital to have the right fit, as this directly influences the efficiency and power of your ATV. When I installed this carburetor on my own machine, I immediately noticed an improvement in throttle response and overall acceleration.

The dimensions of the carburetor are also worth noting. With an intake diameter of 36mm (1.42 inches) and a well-designed air filter mount that accommodates 46mm (1.81 inches) internally and 50mm (1.97 inches) externally, it allows for better airflow, which is essential for achieving that perfect air-fuel mixture. This can lead to improved fuel efficiency, meaning you can ride longer without constantly worrying about refueling. The inclusion of a FREE inline fuel filter in the package is a thoughtful bonus that adds further value, ensuring that your engine is protected from contaminants.

Moreover, the package includes everything you need for installation the carburetor itself, an O-ring, a throttle base cover, six base cover screws, and the aforementioned inline fuel filter. This comprehensive package makes it convenient for users like me, who may not want to hunt for additional parts or tools. It simplifies the installation process, allowing me to get back on the trails quickly and without hassle.

Before making a purchase, I always recommend checking the part numbers and compatibility to ensure that you are making a wise investment. This carburetor is a critical component, and ensuring its fit will save you time and potential future headaches. If you have any questions about compatibility, the seller encourages you to reach out, which is a great customer service touch that reassures me of their support.

In summary, the CARBURETOR 4WU-14901-00-00 for the Yamaha Big Bear 350 4X4 is not just a replacement; it’s an upgrade that can significantly enhance your riding experience. With its precise fit, thoughtful design, and included accessories, it’s an investment worth considering for anyone looking to improve their ATV’s performance. I personally found that after upgrading, my rides became much more enjoyable, and I had far fewer mechanical issues. If you’re still on the fence, remember that keeping your ATV in top shape means investing in quality parts. I highly recommend taking the plunge on this carburetor; you won’t regret it!

Feature	Description
Interchange Part Number	4WU-14901-00-00
Fitment	Replacement for Yamaha Big Bear 350 YFM350FW 4X4 1997-1999
Intake Diameter	36mm (1.42 inches)
Air Filter Mount Inner Diameter	46mm (1.81 inches)
Air Filter Mount Outer Diameter	50mm (1.97 inches)
Package Includes	1x Carburetor, 1x O-Ring, 1x Throttle Base Cover, 6x Base Cover Screw, 1x FREE Inline Fuel Filter

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3. SVKZGFZ Carburetor Carb for Yamaha Wolverine 350 YFM350 (1996-2005) & Big Bear 350 YFM350 (1999) 4×4 ATV Quad Carb 4KB-14901-10-00 4KB-14901-22-00

As someone who has spent considerable time exploring the world of ATV maintenance and upgrades, I have come to appreciate the importance of a high-quality carburetor. The SVKZGFZ Carburetor for Yamaha Wolverine 350 YFM350 and Big Bear 350 YFM350 is an exceptional choice for anyone looking to enhance the performance of their ATV. With its precise fitment for models produced from 1996 to 2005 for the Wolverine and a specific fit for the 1999 Big Bear, I can’t help but feel this product has been meticulously designed for compatibility and performance.

One of the standout features of this carburetor is its direct replacement capability. The fact that it replaces the OEM parts 4KB-14901-10-00 and 4KB-14901-22-00 means that I can trust it to deliver the same, if not better, performance than the original. This is particularly reassuring for those of us who might not be experts in carburetor adjustments. The ease of installation—often requiring little to no adjustment—means that even ATV novices can take on this task confidently. After all, who doesn’t want to get their machine running like new without a complicated setup?

Another significant aspect is the size compatibility. The outlet side diameters are thoughtfully designed at 34mm (1.34”) inner and 39mm (1.53”) outer, while the inlet side measures 46mm (1.81”) inner and 50mm (1.97”) outer. This attention to detail ensures that the airflow is optimized, which is crucial for maximizing engine performance. Having the right sizes can make a significant difference in how well your ATV performs on various terrains, and I appreciate that this product takes that into account.

Moreover, the inclusion of all necessary carb parts in the package is a huge plus. It saves time and eliminates the hassle of searching for additional components, which can often be a headache in the world of ATV repairs. Knowing that I have everything I need right out of the box is something that I find incredibly valuable.

For anyone who owns a Yamaha Wolverine 350 or Big Bear 350, investing in the SVKZGFZ Carburetor is a decision I would highly recommend. It not only promises to enhance your ATV’s performance but also offers peace of mind with its compatibility and ease of installation. If you’re looking to upgrade your ride and ensure that it runs efficiently, this carburetor could be the solution you’ve been searching for. Don’t miss out on the opportunity to give your ATV the performance boost it deserves!

Feature	Details
Fitment	Yamaha Wolverine 350 YFM350 (1996-2005), Big Bear 350 YFM350 (1999)
OEM Replacement	4KB-14901-10-00, 4KB-14901-22-00
Outlet Diameter	34mm (1.34” inner), 39mm (1.53” outer)
Inlet Diameter	46mm (1.81” inner), 50mm (1.97” outer)
Included Parts	All necessary carburetor parts included
Installation	Direct replacement with little to no adjustment needed

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4. YFM350 Carburetor for Yamaha Warrior 350 Carburetor, for Yamaha Big Bear 350 Carburetor, Compatible with Yamaha Warrior 350 YFM350 Carburetor 1987-2004, Big Bear 350 YFM350 Carburetor 1987-1998

I recently came across the YFM350 Carburetor designed for Yamaha Warrior 350 and Yamaha Big Bear 350 models, and I must say, it’s a remarkable product for any Yamaha enthusiast. Whether you are a seasoned rider or someone who enjoys weekend excursions, having a reliable carburetor is crucial for optimal engine performance. This product stands out due to its impressive compatibility with a range of Yamaha models, including the 1987-2004 Yamaha Warrior 350 and the 1987-1998 Yamaha Big Bear 350. With such a versatile range, it’s an excellent option for many riders looking to upgrade or replace their carburetor.

One of the most appealing features of the YFM350 Carburetor is its compatibility with various models. It not only works seamlessly with the Yamaha Warrior 350 and Big Bear 350, but it also fits the 1987-1995 Moto-4 350 and several other Yamaha models like the Kodiak 400 and Wolverine 350. This extensive compatibility means that if you own multiple Yamaha vehicles, you may find this carburetor to be a practical choice for maintaining multiple machines without needing to invest in different parts for each one.

The design of the YFM350 carburetor itself is impressive. With an inner diameter of 36mm on the intake side and 46mm on the air filter side, it ensures a proper air-fuel mixture. This is vital for achieving smooth engine performance, which is something I always look for in a carburetor. The outer diameter on the air filter side is also 50mm, allowing for efficient airflow, which is crucial for enhanced throttle response and overall engine efficiency.

Another aspect that really caught my attention is the high-quality materials used in the construction of this carburetor. It is specifically designed to prevent oil leaks and engine failures, which can be a headache for any rider. I appreciate that the manufacturer has prioritized durability and performance in their design, as it means less time worrying about maintenance and more time enjoying the ride.

Moreover, the YFM350 Carburetor comes as a complete set, including an intake manifold and a screw package. This means that installation is straightforward, which is a significant advantage for those of us who enjoy DIY repairs. I can personally attest that having all the necessary components in one package simplifies the process, allowing for a hassle-free experience.

On top of all these impressive features, the product offers satisfactory customer service, which is something that can make or break a purchase for me. They provide a free replacement for any quality issues within six months, which speaks volumes about the manufacturer’s confidence in their product. If you ever encounter issues, their promise of prompt assistance via email is reassuring.

if you are looking for a reliable, high-quality carburetor for your Yamaha Warrior 350 or Big Bear 350, I highly recommend considering the YFM350 Carburetor. Its compatibility, high-quality build, and complete package make it an excellent investment for anyone serious about maintaining their Yamaha vehicles. Don’t hesitate; upgrading to this carburetor could significantly enhance your riding experience.

Feature	Description
Compatibility	Fits Yamaha Warrior 350 (1987-2004), Big Bear 350 (1987-1998), and more
Size	Inner diameter 36mm, Air filter side 46mm, Outer diameter 50mm
Quality	High-quality materials to prevent oil leaks and engine failures
Complete Set	Includes YFM350 carburetor, intake manifold, and screw package
Customer Service	Free replacement within 6 months for quality issues

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How a Carburetor for Yamaha Big Bear 350 Can Enhance My Riding Experience

When I first got my Yamaha Big Bear 350, I quickly realized that the carburetor plays a crucial role in how my ATV performs. A well-functioning carburetor ensures that the right air-fuel mixture reaches the engine, which directly impacts power delivery and throttle response. After upgrading my carburetor, I noticed a significant improvement in acceleration. The ATV felt more responsive, making it easier to navigate through challenging terrains and steep inclines. This enhancement has truly transformed my riding experience.

Another reason why a good carburetor is essential for my Yamaha Big Bear 350 is fuel efficiency. With the right carburetor, I found that I could ride longer distances without constantly worrying about refueling. This was particularly beneficial during my weekend adventures in the woods, where gas stations are few and far between. The improved efficiency not only saved me money but also allowed me to focus more on enjoying the ride rather than planning my fuel stops.

Lastly, maintaining or upgrading the carburetor has made it easier for me to troubleshoot performance issues. When I encounter problems like stalling or rough idling, I know that checking the carburetor is a great

Buying Guide for Carburetor for Yamaha Big Bear 350

Understanding the Importance of a Carburetor

When I first dove into the world of ATVs, I quickly realized how crucial the carburetor is to the overall performance of my Yamaha Big Bear 350. The carburetor is responsible for mixing air and fuel in the right proportions for combustion. If it’s not functioning properly, I can expect issues like poor fuel efficiency, hard starting, or even stalling. Ensuring I have the right carburetor is essential for maintaining my ATV’s performance.

Identifying Symptoms of a Faulty Carburetor

I’ve learned to recognize several symptoms that indicate my carburetor might be on the fritz. If my ATV struggles to start, runs rough, or has a noticeable decrease in power, these could be signs of carburetor issues. Additionally, if I notice excessive fuel consumption or black smoke from the exhaust, it’s time to investigate further. Understanding these symptoms helps me take action before the problem worsens.

Choosing the Right Carburetor Type

There are different types of carburetors available for the Yamaha Big Bear 350, and choosing the right one is crucial. I’ve found that the type of riding I do influences my choice. For example, if I’m mostly trail riding, I might opt for a carburetor that provides better low-end torque. On the other hand, if I’m hitting higher speeds, I’d look for one that offers improved high-end performance.

Compatibility with My Model

Before making a purchase, I always double-check the compatibility of the carburetor with my specific Yamaha Big Bear 350 model year. There can be variations in specifications, so I ensure I’m looking at options designed specifically for my ATV. This saves me time and potential headaches down the road.

Material Quality and Durability

The material used in the carburetor construction plays a significant role in its longevity. I prefer carburetors made from high-quality materials like aluminum or durable plastics. These materials can withstand the elements and the wear and tear of off-road riding, ensuring that my investment lasts longer.

Price Range and Budget Considerations

Setting a budget is an essential step in my buying process. Carburetor prices can vary widely, so I make sure to compare my options. I’ve found that while it’s tempting to go for the cheapest option, investing a bit more can lead to better performance and fewer issues in the long run.

Installation Process

I’ve learned that the installation process can vary depending on the carburetor I choose. Some may require professional installation, while others can be installed at home with basic tools. I always review the installation instructions and consider my mechanical skills before making a final decision.

Maintenance Tips for Longevity

Once I’ve installed a new carburetor, I prioritize regular maintenance. This includes cleaning the carburetor periodically and ensuring that the air and fuel filters are in good condition. Proper maintenance helps me avoid future issues and keeps my Yamaha Big Bear 350 running smoothly.

Final Thoughts

purchasing a carburetor for my Yamaha Big Bear 350 is a significant decision that requires careful consideration. By understanding the importance of the carburetor, identifying symptoms of issues, and ensuring compatibility, I can make an informed choice. Additionally, considering material quality, price, and installation processes further enhances my buying experience. With the right carburetor, I can enjoy my ATV to its fullest potential.

Author Profile

Marcy Grier

Hi, I’m Marcy Grier. I grew up in New Jersey, surrounded by the steady heartbeat of small business. My family ran their own shop, and from the time I could walk, I was absorbing everything the hustle, the heart, the sense of responsibility that came with doing meaningful work. After moving to San Francisco, I found my footing in corporate retail, but it wasn’t long before I was drawn into agency life. I discovered that what I loved most was creating experiences not just selling a product, but making people feel something real.

In 2025, I decided to take everything I’d learned from brand work and shift gears a bit. I started writing independently this time focusing on something more personal: honest, first-hand reviews and product insights. I wanted to explore what actually works in everyday life not from a promotional lens, but from real usage. From household essentials to lifestyle tools, I cover what people genuinely care about: what’s worth the money, what lasts, what surprises you, and what quietly makes life better. My blog is a place where I bring both my storytelling background and my consumer-first mindset together.

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