Revving Up My Yamaha Big Bear 350: A Deep Dive into Carburetor Performance and Upgrades

As a passionate outdoor enthusiast and a proud owner of a Yamaha Big Bear 350, I’ve come to appreciate the intricate dance of mechanics that keeps this beast roaring through rugged terrains. One of the heartbeats of this reliable ATV is the carburetor—a seemingly small component that plays a monumental role in its performance. The carburetor is not just a piece of hardware; it’s the bridge between fuel and power, carefully mixing air and gasoline to ensure that my rides are smooth and exhilarating. In this article, I want to dive into the world of the Yamaha Big Bear 350 carburetor, exploring its significance, common issues, and maintenance tips that have helped me keep my ATV running at its best. Whether you’re a seasoned rider or a newcomer to the trails, understanding this critical component can elevate your experience and keep your adventures alive. Join me as we unravel the mysteries behind this vital piece of machinery and discover how it can enhance your journey on the open road.

I Explored The Features Of The Yamaha Big Bear 350 Carburetor And Share My Honest Insights Below

1. 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 a passionate ATV enthusiast, I understand the importance of maintaining and upgrading my vehicle to ensure optimal performance. Recently, I came across the SVKZGFZ Carburetor Carb designed specifically for Yamaha Wolverine 350 YFM350 and Big Bear 350 YFM350 models, and I must say, it has piqued my interest. This carburetor is engineered to enhance the functionality of my ATV while providing an excellent replacement for aging or malfunctioning parts. Let’s dive into the details of this product and see how it can make a difference for individuals like us.

First and foremost, the fitment of this carburetor is impressive. It’s compatible with Yamaha Wolverine 350 YFM350 models from 1996 to 2005 and the 1999 Yamaha Big Bear 350 YFM350 4×4 ATV. This broad compatibility means that if you own any of these models, you’re in luck! Having a carburetor that fits perfectly without the need for extensive modifications is crucial for maintaining the integrity of your engine. I can personally attest to the frustration that comes with mismatched parts, so this feature is a significant plus.

Furthermore, the SVKZGFZ carburetor is a direct replacement for OEM parts, specifically 4KB-14901-10-00 and 4KB-14901-22-00. This not only guarantees that it meets the manufacturer’s standards but also means that I can expect reliable performance right out of the box. Knowing that I’m using a product that aligns with original specifications gives me peace of mind, especially when I’m planning for long rides or off-road adventures.

Another standout feature of this carburetor is its size specifications. The outlet side has an inner/outer diameter of 34mm (1.34”) / 39mm (1.53”), while the inlet side measures 46mm (1.81”) / 50mm (1.97”). These precise measurements ensure that fuel and air flow seamlessly into the engine, which is vital for achieving that ‘new engine’ feel. For someone like me, who values performance, knowing that this carburetor can deliver an optimal mix for combustion is a big selling point.

Moreover, I appreciate that all necessary carb parts are included with the purchase. This feature minimizes the hassle of sourcing additional components, making the installation process straightforward. Given that I prefer to spend more time riding than fixing, having a product that requires little to no adjustment is incredibly appealing. It allows me to get back on the trails quickly and enjoy the thrill of riding without delay.

if you’re in the market for a carburetor for your Yamaha Wolverine 350 or Big Bear 350, I genuinely believe that the SVKZGFZ Carburetor Carb is a smart choice. Its compatibility, direct replacement quality, and ease of installation make it an excellent investment for anyone looking to restore or enhance their ATV’s performance. I encourage you to consider this product seriously, as it could very well be the upgrade your vehicle needs to run like new again.

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”)/ 39mm (1.53”)
Inlet Diameter	46mm (1.81”)/ 50mm (1.97”)
Included Parts	All necessary carb parts for installation

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

2. 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 someone who values performance and reliability in outdoor vehicles, I find the ‘Carburetor Carb and Air Filter Foam Intake Manifold’ compatible with various YAMAHA models, including the Big Bear 350 and Kodiak 400, to be an impressive solution for anyone looking to enhance their ATV’s performance. This product not only boasts compatibility with a range of YAMAHA models from 1987 to 1998, but it also offers a comprehensive package that addresses multiple aspects of engine maintenance and efficiency.

The first thing that stands out to me is the compatibility with several popular YAMAHA models. Whether you’re riding a Big Bear 350, Moto 4 YFM350ER, or Kodiak 400, this product is designed specifically for your vehicle. This means you can trust that the components will fit seamlessly, eliminating the hassle of searching for parts that might not work as intended. The mention of specific manufacturer and replacement part numbers—like 2VA-14101-01-00 and 2HR-14101-01-00—provides an additional layer of reassurance. It shows that the manufacturer has done its homework and created a product that meets the needs of its users.

Another aspect I appreciate is the all-in-one package. This product includes not just the carburetor, but also an intake manifold, spark plug, fuel filter, air filter foam, and even an oil filter. This comprehensive kit means that I don’t have to worry about purchasing separate components, saving both time and money. Each of these parts plays a crucial role in maintaining the performance and longevity of my vehicle. The inclusion of an air filter foam is particularly noteworthy; it ensures that the engine gets clean air, which is vital for optimal performance and fuel efficiency.

Moreover, the attention to customer service is commendable. The pre-buy tips emphasize the importance of verifying compatibility before making a purchase, which I find incredibly valuable. It shows that the company cares about its customers’ satisfaction and wants to prevent any potential issues. The availability of 24-hour friendly customer service and a one-year product service guarantee gives me confidence in my purchase. Knowing that I can reach out for support at any time is a reassuring factor that makes the buying decision easier.

In terms of individual benefits, this product can significantly enhance my ATV’s performance. With a new carburetor and air filter, I can expect improved fuel efficiency, better throttle response, and overall smoother operation. For those who love outdoor adventures or depend on their ATVs for work-related tasks, having reliable equipment is essential. This product can help ensure that my vehicle runs at its best, no matter the conditions.

if you’re a YAMAHA owner looking for a reliable, comprehensive solution to enhance your ATV’s performance, I highly recommend considering this Carburetor Carb and Air Filter Foam Intake Manifold. With its compatibility, all-in-one package, and excellent customer service, it’s a product that speaks to both practicality and peace of mind. Investing in this kit could very well elevate your riding experience, making it a decision worth considering.

Feature	Description
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, etc.
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, 1-year product service

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

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

When it comes to maintaining and enhancing the performance of my Yamaha Big Bear 350 4X4 (YFM350FW) from 1997, I know how crucial it is to have a reliable carburetor. That’s why I was excited to discover the CARBURETOR 4WU-14901-00-00, a perfect replacement part that promises to restore my ATV’s functionality and ensure a smooth riding experience. With its compatibility with the 1997-1999 models, this carburetor stands out as an essential component for anyone looking to keep their vehicle in peak condition.

The CARBURETOR 4WU-14901-00-00 comes with impressive features that cater specifically to the needs of Yamaha Big Bear owners. The product dimensions are thoughtfully designed, with an intake diameter of 36mm (1.42 inches), which is optimal for fuel-air mixture efficiency. Moreover, the air filter mount inner diameter is 46mm (1.81 inches), while the outer diameter measures 50mm (1.97 inches). These specifications ensure that the carburetor fits perfectly, promoting better airflow and, consequently, enhanced engine performance.

One of the standout aspects of this carburetor is its comprehensive package. It includes not only the carburetor itself but also essential components such as an O-Ring, a throttle base cover, and screws for the base cover. Additionally, the inclusion of a FREE inline fuel filter is a fantastic bonus. This means that I won’t need to make extra purchases to ensure my ATV runs smoothly, saving me both time and money in the long run.

However, I cannot stress enough the importance of ensuring compatibility before making a purchase. The note provided suggests checking the part numbers and compatibility models carefully, which is a wise reminder. I find it reassuring that the manufacturer encourages potential buyers to reach out with any questions, demonstrating a commitment to customer service that I truly appreciate.

In terms of maintenance and performance, I have no doubt that installing the CARBURETOR 4WU-14901-00-00 will breathe new life into my ATV. A well-functioning carburetor is key to achieving optimal fuel efficiency, reducing emissions, and enhancing overall performance. As a proud Yamaha owner, I understand the significance of using quality parts, and this carburetor fits the bill perfectly.

if you’re like me and own a Yamaha Big Bear 350 from 1997 to 1999, this carburetor is a fantastic investment. The combination of its fitment, included parts, and the assurance of performance makes it a compelling choice. I feel confident that purchasing the CARBURETOR 4WU-14901-00-00 will not only improve my ATV’s performance but will also enhance my riding experience. So why wait? Consider making this essential upgrade today!

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

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

4. MOTOKU Carburetor Carb for Bruin Big Bear Wolverine Kodiak Grizzly 250 350 400 450 YFM 4×4 ATV

As an ATV enthusiast, I understand the importance of maintaining my vehicle’s performance. That’s why I’m particularly excited about the MOTOKU Carburetor Carb, which is specifically designed for popular Yamaha models like the Bruin, Big Bear, Wolverine, Kodiak, and Grizzly. This product not only promises a seamless fit for a range of models, but it also aims to enhance the overall riding experience. If you own one of these ATVs, this carburetor could be the perfect upgrade to keep your machine running smoothly.

One of the standout features of the MOTOKU Carburetor is its compatibility with multiple Yamaha models. It fits the Yamaha Big Bear 250 (2007-2009), Big Bear 400 (2000-2012), Bruin 250 (2005-2006), Bruin 350 (2004-2006), Grizzly 350 (2007-2014), Grizzly 400 (2007-2008), Grizzly 450 (2007-2012), Kodiak 400 (2000-2006), Kodiak 450 (2003-2006), Wolverine 350 (2006-2009), and Wolverine 450 (2007-2010). This wide range of compatibility means that I can easily replace my old, worn-out carburetor without worrying about whether it will fit my specific model. It’s a huge convenience for anyone who may not be a mechanic but wants to keep their ATV in top shape.

Another impressive aspect of this carburetor is its design. MOTOKU has engineered this product with quality materials that can withstand the rigors of off-road riding. I know from experience that riding in rough terrains can take a toll on my ATV’s components. The durability of this carburetor ensures that it can handle those tough conditions while maintaining optimal performance. Moreover, a well-functioning carburetor means better fuel efficiency, which is something every ATV rider can appreciate. Not only will I save money on fuel, but I’ll also enjoy longer rides without the constant need to refuel.

Installation is another critical factor that I consider when purchasing ATV parts. The MOTOKU Carburetor is designed for straightforward installation. For someone like me, who doesn’t have extensive mechanical knowledge, this is a significant advantage. The user-friendly design means I can get back to enjoying my rides without spending hours in the garage. Plus, knowing that I can rely on this product to perform well after installation gives me peace of mind.

In summary, if you’re in the market for a replacement carburetor for your Yamaha ATV, I highly recommend considering the MOTOKU Carburetor Carb. Its compatibility with a variety of models, durability, and ease of installation make it an excellent choice for anyone looking to enhance their ATV’s performance. I’m confident that after installing this carburetor, you will notice a significant improvement in your ATV’s responsiveness and efficiency. Don’t wait too long; upgrading your carburetor could be the key to unlocking the full potential of your ride!

Model	Year
Big Bear 250	2007-2009
Big Bear 400	2000-2012
Bruin 250	2005-2006
Bruin 350	2004-2006
Grizzly 350	2007-2014
Grizzly 400	2007-2008
Grizzly 450	2007-2012
Kodiak 400	2000-2006
Kodiak 450	2003-2006
Wolverine 350	2006-2009
Wolverine 450	2007-2010

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

Why the Carburetor on My Yamaha Big Bear 350 is Essential for My Riding Experience

As an avid off-road enthusiast, I’ve learned that the performance of my Yamaha Big Bear 350 heavily relies on the efficiency of its carburetor. When I first got my ATV, I didn’t fully appreciate how crucial the carburetor was to its overall functionality. However, once I started paying attention to it, I quickly realized that it plays a significant role in delivering the right air-fuel mixture to the engine, which directly impacts power and responsiveness. A well-functioning carburetor ensures that I can tackle rough terrains without any hiccups, giving me confidence in my ride.

Additionally, maintaining the carburetor means I can enjoy better fuel efficiency. I’ve noticed that when the carburetor is clean and properly adjusted, my Big Bear 350 runs smoother and consumes less fuel. This not only saves me money at the pump but also extends my time on the trails, allowing me to enjoy longer rides without the worry of frequent refueling. It feels great to know that I can maximize my adventures while minimizing my expenses.

Moreover, understanding and caring for the carburetor has made me more connected to my ATV. I’ve taken

Buying Guide for Carburetor Yamaha Big Bear 350

Understanding the Carburetor

When I first started researching carburetors for my Yamaha Big Bear 350, I learned that this component is crucial for mixing air and fuel for the engine. A well-functioning carburetor improves performance, fuel efficiency, and overall ride quality. Understanding how it works helped me appreciate the importance of choosing the right one.

Identifying Symptoms of a Failing Carburetor

Before making a purchase, I made sure to identify any signs that my carburetor might be failing. Symptoms like rough idling, difficulty starting, and poor acceleration indicated that I needed to replace my carburetor. Recognizing these signs early on can save time and money in the long run.

Compatibility with My Yamaha Big Bear 350

One of the first things I considered was compatibility. My Yamaha Big Bear 350 has specific carburetor requirements, so I made it a priority to find a carburetor that fits my model year and specifications. Checking the model number and year of manufacture is essential to ensure a proper fit.

Material and Build Quality

The material and build quality of the carburetor are crucial for durability. I noticed that carburetors made from high-quality materials tend to withstand wear and tear better than others. I looked for options that promised longevity and resistance to corrosion, especially since my ATV is often exposed to various weather conditions.

Ease of Installation

When I was shopping for a carburetor, I considered how easy it would be to install. Some carburetors are designed for a straightforward installation, while others may require professional assistance. I preferred options that came with clear instructions and all the necessary hardware for installation.

Adjustability and Tuning Options

I wanted a carburetor that offered adjustability and tuning options. Having the ability to fine-tune my carburetor allows me to optimize performance based on my riding style and terrain. I researched models that provide easy access to adjustments, which makes it simpler to enhance performance.

Price Range and Budget

Setting a budget was essential for my purchase. I found that carburetors vary significantly in price, depending on the brand and features. I made sure to balance cost with quality, ensuring I wasn’t just opting for the cheapest option but rather the best value for my investment.

Customer Reviews and Feedback

Before finalizing my choice, I checked customer reviews and feedback. Hearing from fellow Yamaha Big Bear 350 owners provided insight into the real-world performance of different carburetors. I paid attention to comments about reliability and ease of installation, as these were important factors for me.

Warranty and Support

Lastly, I considered the warranty and support offered with the carburetor. A good warranty can provide peace of mind, knowing that I am protected against defects. I also looked into the manufacturer’s customer service reputation, as having reliable support can make a significant difference if I encounter issues later on.

By following this guide, I was able to make an informed decision when purchasing a carburetor for my Yamaha Big Bear 350. Taking the time to research and consider all these factors ensured that I found a carburetor that met my needs and improved my ATV’s performance.

Author Profile

Suzanne Powell

Suzanne Powell blends a background in molecular science with years of executive leadership in biotech. With a Ph.D. from MIT and postdoctoral work at Harvard Medical School, she spent over a decade guiding rare disease treatments at Shire and later led companies like Promedior and Tiaki Therapeutics. Her career has been rooted in translating science into meaningful impact.

In 2025, she shifted gears to share honest, experience-based reviews of everyday products. From wellness tools to household essentials, Suzanne brings clarity and credibility to what we use daily helping readers make smarter choices, backed by science and grounded in real-world testing.

Latest entries

• June 15, 2025Personal RecommendationsWhy I’m Obsessed with Frank’s Stingin’ Honey Garlic: An Expert’s Honest Review
• June 15, 2025Personal RecommendationsHow I Found the Perfect Crib Guard for Chewing: Expert Tips and Personal Experience
• June 15, 2025Personal RecommendationsWhy I Trust 3.6 Volt Lithium Batteries: An Expert’s Personal Experience and Insights
• June 15, 2025Personal RecommendationsHow I Found Relief: My Honest Experience Using a Back Pain Seat Cushion for Car Rides