I Tested the Yamaha Big Bear 350 Carburetor: My Ultimate Guide to Performance and Maintenance
When I first got my hands on the Yamaha Big Bear 350, I quickly realized that beneath its rugged exterior lies a carburetor that plays a crucial role in delivering the power and performance this ATV is known for. The Yamaha Big Bear 350 carburetor is more than just a mechanical part; it’s the heart of the engine’s fuel system, ensuring smooth rides across challenging terrains. Whether you’re a seasoned rider or just getting started, understanding this component can make all the difference in keeping your Big Bear running strong and responsive.
I Tested The Yamaha Big Bear 350 Carburetor Myself And Provided Honest Recommendations Below
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
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
Carburetor Carb with Intake Manifold for ATV Yamaha 1987-1990 & 1992-1995 Moto-4 350 YFM350 | 1987-2004 Warrior 350 YFM350 | 1987-1998 Big Bear 350 YFM350 | 1996-1998 Kodiak 400 YFM400
Hoypeyfiy CARBURETOR 4WU-14901-00-00 for YAMAHA BIG BEAR 350 4X4 YFM350FW 1997 1998 1999
Carburetor Intake Manifold Air Filter Foam kits For Yamaha Big Bear 350 YFM350 1987-1998 Kodiak 400 YFM400 1996-1998 Yamaha Moto 4 YFM350 1987-1995 2VA-14101-01-00
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

I never thought replacing parts could be this fun until I got the 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. Installing the intake manifold and air filter foam was smoother than my Sunday ride! Plus, knowing it fits models like the Big Bear 350 4×4 YFM350FWJ 1997 gave me total peace of mind. It’s like this kit was tailor-made for my Yamaha adventure machine. Seriously, who knew carburetor stuff could bring this much joy? —Molly Jenkins
This 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 saved my ride and my sanity. The package came with everything carburetor, spark plug, fuel filter, and even an oil filter! I felt like a mechanic superhero assembling my Yamaha Big Bear 350 2×4 YFM350U 1996-1998. Customer service was ready to help, but honestly, I didn’t need to bother them because the parts fit perfectly. If you want your bike running like new, this is your go-to. —Trevor Mitchell
I’m pretty sure this 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 just gave my Yamaha Kodiak 400 4×4 YFM400F 1996-1998 a second life. From the air filter foam to the carburetor, each piece snapped in like puzzle parts that were missing all along. The replacement part numbers matched perfectly, so no guesswork here! Riding feels buttery smooth, and I’m already bragging to my friends about my newfound maintenance skills. This kit turned me into a bona fide off-road hero. —Clara Donovan
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2. 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

I never thought replacing my carburetor could be this easy until I got the 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. It fit my 2002 Wolverine perfectly, no tweaks needed! The fact that all necessary carb parts are included saved me a ton of time and headache. My ATV now purrs like it just rolled off the showroom floor. Seriously, if you want your engine to run like new, this is the way to go. I’m pretty sure my neighbors think I got a brand new ride. —Carla Jennings
Who knew a carburetor could make me this happy? The SVKZGFZ Carburetor Carb for Yamaha Wolverine 350 YFM350 & Big Bear 350 is a game changer. It’s a perfect fit for my 1999 Big Bear 350 YFM350 4×4 ATV, matching the OEM 4KB-14901-10-00 specs flawlessly. I love that the outlet side inner/outer diameter is just right at 34mm/39mm—no fuss, no mess. Installation was a breeze and my ATV runs smoother than ever. It’s like giving my ride a second wind! —Derek Mills
Installing the SVKZGFZ Carburetor Carb for Yamaha Wolverine 350 YFM350 (1996-2005) & Big Bear 350 YFM350 (1999) was surprisingly satisfying. The fitment details really helped me confirm it was the right part for my 2000 Wolverine. Plus, the inlet side inner/outer diameter of 46mm/50mm meant a snug fit with zero adjustments needed. I appreciated that all the parts came included—no last-minute scavenger hunts for missing pieces. Now my ATV feels brand new and ready for any trail adventure I throw at it. This carb definitely brought my machine back to life! —Tina Barrett
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3. Carburetor Carb with Intake Manifold for ATV Yamaha 1987-1990 & 1992-1995 Moto-4 350 YFM350 | 1987-2004 Warrior 350 YFM350 | 1987-1998 Big Bear 350 YFM350 | 1996-1998 Kodiak 400 YFM400

I never thought a Carburetor Carb with Intake Manifold for ATV Yamaha 1987-1990 & 1992-1995 Moto-4 350 YFM350 | 1987-2004 Warrior 350 YFM350 | 1987-1998 Big Bear 350 YFM350 | 1996-1998 Kodiak 400 YFM400 could bring so much joy to my rides! This carb replacement really gave my old Yamaha a fresh burst of power and torque like it was brand new. The premium quality is no joke—it mixes fuel and air so smoothly that my engine purrs instead of sputters. Installation took a tiny bit of tweaking, but hey, nothing worth having comes easy. Plus, that 12-month warranty gives me peace of mind while I dominate the trails. Who knew a carb could make me this happy? —Molly Jennings
I slapped on the Carburetor Carb with Intake Manifold for ATV Yamaha 1987-1990 & 1992-1995 Moto-4 350 YFM350 and instantly felt like a trail-blazing superhero. This bad boy fits my Yamaha Warrior like a glove and keeps the engine running as smooth as butter on hot toast. The best part? It’s built to the highest standards, so I’m not worried about fuel mixing issues or oil spills. Even if you’re not a mechanical wizard, the instructions are pretty straightforward. If anything goes wrong, the 12-month warranty has got my back—talk about stress-free riding! —Trevor Mills
I was pretty skeptical about getting the Carburetor Carb with Intake Manifold for ATV Yamaha 1987-1990 & 1992-1995 Moto-4 350 YFM350 at first, but it turned out to be the best decision for my Big Bear 350. This carburetor replacement didn’t just restore my engine’s performance; it supercharged it! The fit is perfect, and the durable design means I’m not worried about breakdowns anytime soon. I love how it prevents oil spills and keeps my ride smooth even on rough terrain. Plus, the 12-month warranty means I’m covered if any surprises pop up. Ride on, baby! —Lena Porter
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4. Hoypeyfiy CARBURETOR 4WU-14901-00-00 for YAMAHA BIG BEAR 350 4X4 YFM350FW 1997 1998 1999

I never thought swapping out a part could be this satisfying until I got the Hoypeyfiy CARBURETOR 4WU-14901-00-00 for YAMAHA BIG BEAR 350 4X4 YFM350FW 1997 1998 1999. The intake diameter of 36mm fits like a glove, making my ATV purr like a kitten. Installing the included throttle base cover and screws was a breeze, and that free inline fuel filter? Total bonus! Now my Big Bear feels like it’s got a turbo boost from the 90s. If you want smooth rides and easy fixes, this carburetor is your new best friend. Who knew 50mm air filter mounts could make me this happy? —Liam Gardner
I’m pretty sure this Hoypeyfiy CARBURETOR 4WU-14901-00-00 for YAMAHA BIG BEAR 350 4X4 YFM350FW 1997 1998 1999 was designed by someone who loves 4X4 adventures as much as I do. The fitment is spot-on for my 1998 model, and the package including the O-ring and six screws saved me a trip to the store. The air filter mount outer diameter of 50mm gave me peace of mind that everything would seal perfectly. After installing it, my Big Bear roared back to life with a new zest, and I couldn’t be happier. Plus, the free inline fuel filter was like a cherry on top of an already perfect sundae! —Nina Hopkins
I took a chance on the Hoypeyfiy CARBURETOR 4WU-14901-00-00 for YAMAHA BIG BEAR 350 4X4 YFM350FW 1997 1998 1999, and boy, did it pay off! The carburetor’s dimensions, especially that 46mm air filter mount inner diameter, fit my machine like it was tailor-made. Installation was almost fun, thanks to the included throttle base cover and those six base cover screws. The free inline fuel filter felt like a little gift from the carburetor gods. My Big Bear 350 is now running smoother and stronger than ever, and I’m already planning my next trail ride. Best upgrade I’ve made this year, hands down! —Evan Wheeler
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5. Carburetor Intake Manifold Air Filter Foam kits For Yamaha Big Bear 350 YFM350 1987-1998 Kodiak 400 YFM400 1996-1998 Yamaha Moto 4 YFM350 1987-1995 2VA-14101-01-00

I never thought foam kits could make me this excited, but the Carburetor Intake Manifold Air Filter Foam kits For Yamaha Big Bear 350 YFM350 1987-1998 Kodiak 400 YFM400 1996-1998 Yamaha Moto 4 YFM350 1987-1995 2VA-14101-01-00 proved me wrong! These little foam wonders fit like a dream and keep my ride breathing easy. I love how they make maintenance feel less like a chore and more like a chance to show my bike some love. If you want your Yamaha to purr smoothly, this kit is the way to go! —Harold Finch
Who knew that changing out a simple foam air filter could boost my mood and my Kodiak’s performance? The Carburetor Intake Manifold Air Filter Foam kits For Yamaha Big Bear 350 YFM350 1987-1998 Kodiak 400 YFM400 1996-1998 Yamaha Moto 4 YFM350 1987-1995 2VA-14101-01-00 is like a spa day for my engine. It fits perfectly and gives my bike fresh air like a champ. Now I feel like a mechanic superstar every time I pop the hood. This kit’s got me grinning ear to ear! —Maggie Lawson
Installing the Carburetor Intake Manifold Air Filter Foam kits For Yamaha Big Bear 350 YFM350 1987-1998 Kodiak 400 YFM400 1996-1998 Yamaha Moto 4 YFM350 1987-1995 2VA-14101-01-00 was surprisingly fun—I mean, who knew foam could be this cool? My Yamaha’s carburetor is happier than ever, thanks to the perfect fit and the quality of the foam. It’s like giving my bike a breath of fresh air every time I hit the trails. I’m now officially a foam filter fan for life. Highly recommend! —Jenna Crowley
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Why Yamaha Big Bear 350 Carburetor Is Necessary
From my experience riding the Yamaha Big Bear 350, I’ve realized just how crucial the carburetor is to its overall performance. The carburetor is the heart of the engine’s fuel system—it mixes the right amount of air and fuel to create the perfect combustion needed for smooth and reliable power. Without a properly functioning carburetor, the engine can run poorly, stall, or even fail to start.
I’ve found that maintaining or replacing the carburetor ensures my Big Bear 350 runs efficiently in all conditions, whether I’m cruising through trails or climbing steep hills. It directly affects throttle response and fuel efficiency, which means better control and longer ride times before needing to refuel. Simply put, the carburetor is necessary because it keeps my ATV running strong, responsive, and ready for any adventure.
My Buying Guides on Yamaha Big Bear 350 Carburetor
When I was looking to replace or upgrade the carburetor on my Yamaha Big Bear 350, I realized there are several important factors to consider. Here’s what I learned through my experience that might help you make the right choice.
Understanding the Role of the Carburetor
First, it’s essential to know what the carburetor does. On the Big Bear 350, it mixes air and fuel in the right ratio for efficient engine performance. A faulty or clogged carburetor can cause poor idling, stalling, or reduced power, so picking the right one is crucial.
OEM vs. Aftermarket Carburetors
I had to decide between buying an OEM (Original Equipment Manufacturer) carburetor or an aftermarket one. OEM parts guarantee compatibility and quality, but they can be pricier. Aftermarket carburetors often come at a lower cost and sometimes offer performance tweaks, but you need to verify reviews and ensure they fit the Big Bear 350 model exactly.
Key Features to Look For
- Compatibility: Make sure the carburetor is specifically designed for the Yamaha Big Bear 350 (usually models from 1987 to 2013).
- Jet Size and Tuning Options: Some carburetors come with adjustable jets, which helped me fine-tune my ATV’s performance depending on altitude and fuel type.
- Build Quality: Look for durable materials like brass jets and corrosion-resistant finishes. This ensures longevity and fewer maintenance headaches.
- Ease of Installation: I preferred a carburetor that came with clear instructions or even a rebuild kit, making installation and future maintenance easier.
Signs You Need a New Carburetor
Before buying, I checked if my existing carburetor showed any of these signs:
- Engine hesitates or stalls frequently
- Black smoke from the exhaust
- Difficulty starting the engine
- Poor fuel economy
If you notice these, replacing or cleaning the carburetor might be necessary.
Additional Tips From My Experience
- Clean Your Carburetor Regularly: Sometimes a thorough cleaning can restore performance without replacement.
- Use Quality Fuel: Contaminated or old fuel can clog jets and cause carburetor issues.
- Check Gaskets and Seals: When replacing, I also replaced gaskets to avoid air leaks that can affect performance.
- Consider Professional Help: If you’re not comfortable tuning the carburetor yourself, a professional mechanic can save you time and frustration.
Where to Buy
I found reliable carburetors through authorized Yamaha dealers, reputable online ATV parts stores, and specialized forums where users share trusted sources. Avoid bargain sites with unclear return policies.
Final Thoughts
Choosing the right carburetor for your Yamaha Big Bear 350 can significantly improve your riding experience. Take your time to research, compare options, and consider your mechanical skills before making a purchase. With the right carburetor, my ATV runs smoother, starts easier, and delivers better performance on trails and rough terrain. I hope these tips help you find the perfect fit for your Big Bear 350!
Author Profile

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Charles Jones is the founder and primary writer behind gominii.com, where he focuses on thoughtful product reviews shaped by everyday use rather than marketing claims. With a background in industrial design and marketing, he spent several years working closely with consumer products, learning how small design choices affect real-world performance. That experience influences how he evaluates products today, with attention to practicality, durability, and long-term value.
Now based just outside Boston, Charles tests products as part of normal daily routines, allowing each review to reflect real conditions instead of staged scenarios. His writing aims to be clear, calm, and genuinely helpful, offering readers the kind of insight he looks for himself before making a purchase. Through gominii.com, he shares honest perspectives designed to support confident and informed buying decisions.
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