BALLS 3949-A202476-ATV Carburetor Rebuild Kit All Atv

( Brand: Balls ), ( Manufacturer Part Number: 3949-A202476-ATV ), ( Part Type: Carburetor )

Review BALLS All Carburetor Rebuild Kit Yamaha Atv fits WOLVERINE YFM350 2006–2009

The **Balls 3949-A202476 ATV Carburetor Rebuild Kit** is a meticulously engineered solution designed specifically for the **2006 2009 Yamaha YFM350 Wolverine ATV**, ensuring peak performance and longevity for your off-road adventures. This premium rebuild kit is crafted to restore your **Walbro 3949 carburetor** to factory-like precision, eliminating common issues like sluggish acceleration, poor fuel efficiency, and inconsistent throttle response that often plague aging carburetors. The kit includes a **comprehensive set of high-quality replacement parts**, including a **new gasket set** featuring O-rings, seals, and diaphragms that are precision-molded for a perfect fit, preventing leaks and ensuring a tight, reliable seal. The **new carburetor jets** meticulously calibrated to match the Wolverine s engine specifications guarantee optimal fuel-air mixture, delivering smoother power delivery and better throttle control whether you're tackling rough terrain or cruising on trails. Additionally, the kit includes **clean, polished internals**, such as the **needle and jet assembly**, **pilot and main jets**, and **throttle body components**, all of which are free from carbon buildup and wear, ensuring unrestricted airflow and fuel flow. For added convenience and accuracy, the rebuild kit comes with **detailed instructions**, complete with step-by-step guidance and torque specifications, making the process accessible even for DIY enthusiasts with limited carburetor experience. Whether you're preparing for a long weekend of off-roading or simply maintaining your Wolverine s reliability, this rebuild kit is the ideal choice for restoring your carburetor to its original performance standards, helping you avoid costly engine modifications and ensuring your ATV runs with the same power and responsiveness it had when it left the factory.

The **Balls 3949-A202476 ATV Carburetor Rebuild Kit** is designed for the 2006 2009 Yamaha YFM350 Wolverine ATV, which uses a **Kohler 3949 carburetor** (a common aftermarket part for many small engines). Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Balls 3949-A202476 Rebuild Kit**

1. **Compatibility and Reliability**

The Kohler 3949 carburetor is widely used in ATVs, snowmobiles, and other small engines, making this kit a proven choice for the YFM350. Balls Manufacturing is a reputable brand known for high-quality carburetor rebuild kits, ensuring parts are designed to fit and function correctly.

2. **Complete Rebuild Kit**

- **Gaskets and seals** (preventing leaks and ensuring a tight fit)

- **Needles and jets** (critical for proper fuel mixture and performance)

- **Pilot and main jets** (adjustable for fine-tuning throttle response)

- **Diaphragms and springs** (essential for carburetor operation)

- **O-rings and washers** (for sealing and smooth operation)

- **Carburetor body gasket** (prevents vacuum leaks)

- **Instruction manual** (guiding the rebuild process)

This eliminates the need to source parts separately, saving time and effort.

3. **Improved Performance and Fuel Efficiency**

- Smoother idle and throttle response

- Better acceleration and power delivery

- Reduced fuel consumption (if the original carburetor was clogged or worn)

- Fewer stalling issues, especially in cold starts or steep climbs.

4. **Cost-Effective Alternative to Replacement**

Replacing the entire carburetor can cost **$150 $300 **, depending on the source. A rebuild kit typically ranges from **$50 $100**, making it a far more economical solution. This is especially beneficial if the carburetor itself is still structurally sound but just worn out internally.

5. **DIY-Friendly**

Rebuilding a carburetor is a manageable DIY project for those with basic mechanical skills. The kit includes clear instructions, and YouTube tutorials (e.g., from Kohler or Balls Manufacturing) can further assist. This avoids labor costs associated with professional rebuilds or carburetor replacement.

6. **Preventative Maintenance**

Regular carburetor maintenance extends the life of the engine and prevents more costly repairs down the line. A rebuild kit allows you to address wear before it leads to engine damage (e.g., from rich fuel mixtures causing carbon buildup or poor combustion).

7. **Customization Potential**

The kit often includes adjustable jets, allowing you to fine-tune the carburetor for specific conditions (e.g., high-altitude riding, aggressive throttle use, or cold weather). This can optimize performance for your riding style.

8. **Warranty and Support**

Balls Manufacturing stands behind its products, offering warranties on parts and sometimes customer support for installation questions. This provides peace of mind if issues arise during or after the rebuild.

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### **Cons of the Balls 3949-A202476 Rebuild Kit**

1. **Learning Curve for DIY Rebuilds**

- **Over-tightening gaskets or seals**, which can crack plastic or metal parts.

- **Incorrect jet sizing**, leading to poor performance (e.g., too lean rough idle; too rich fouled spark plug).

- **Skipping cleaning steps**, such as ultrasonic cleaning of the carburetor body or jets, which can leave residue affecting performance.

For beginners, this may result in a less-than-optimal rebuild or even damage to the carburetor.

2. **Time-Consuming Process**

- Disassembling the carburetor

- Cleaning all components (using carburetor cleaner or ultrasonic cleaning)

- Replacing worn parts

- Reassembling carefully

- Adjusting and testing

This time investment may not be ideal for riders who prefer quick fixes or lack patience for meticulous work.

3. **Potential for Human Error**

- **Mixing up jets or needles** (e.g., using the wrong pilot jet size).

- **Not lubricating diaphragms properly**, leading to sticking or poor sealing.

- **Improperly seating gaskets**, causing leaks or vacuum issues.

These errors can result in poor performance, increased fuel consumption, or even engine damage if the carburetor isn t functioning correctly.

4. **Quality of Included Parts**

While Balls Manufacturing is reputable, some aftermarket kits use **generic or lower-grade parts** (e.g., jets or seals) that may not match the original equipment manufacturer (OEM) specifications. This could lead to:

- Shorter lifespan of the rebuilt carburetor.

- Inconsistent performance compared to OEM parts.

To mitigate this, some riders opt for **OEM replacement parts** (e.g., Kohler s own rebuild kit) if they prioritize longevity over cost.

5. **Limited Customization Without Additional Parts**

The kit provides a baseline rebuild, but for **high-performance tuning** (e.g., larger jets for more power), you may need to purchase additional parts separately. This adds to the cost if you re aiming for aggressive modifications.

6. **Compatibility with Modified Engines**

If the YFM350 has been modified (e.g., with a turbocharger, larger air filter, or performance exhaust), the stock carburetor settings may no longer be optimal. The rebuild kit s jets may need adjustment, requiring extra research or experimentation.

7. **Environmental and Health Considerations**

Rebuilding a carburetor involves handling **fuel residues, old gaskets, and carburetor cleaner**, which can be hazardous if not handled properly. Proper ventilation and protective gear (gloves, goggles) are recommended to avoid inhaling fumes or skin irritation.

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### **Conclusion**

The **Balls 3949-A202476 ATV Carburetor Rebuild Kit** is a **strong, cost-effective solution** for restoring or maintaining the carburetor on a 2006 2009 Yamaha YFM350 Wolverine. It offers **reliability, performance improvements, and long-term engine protection** while being significantly cheaper than a full replacement. The kit is well-suited for riders who:

- Have **basic mechanical skills** and are willing to invest time in a DIY project.

- Want to **extend the life of their engine** through proper maintenance.

- Prefer a **budget-friendly approach** to fixing performance issues.

- Are comfortable with **some trial and error** during the rebuild process.

- Lack **patience or attention to detail** for precise assembly.

- Prefer **quick fixes** without hands-on work.

- Want **guaranteed OEM-level performance** without any risk of human error.

- Have **highly modified engines** that require specialized carburetor tuning.

For most average riders, the **pros outweigh the cons**, making this kit a **smart investment** in the health and performance of their ATV. If you re unsure about the rebuild process, watching **step-by-step tutorials** (e.g., from Kohler or carburetor experts) before starting will significantly improve your chances of success.

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### **Final Recommendation**

1. You re experiencing **rough idle, stalling, or poor acceleration** in your YFM350.

2. You want to **save money** compared to buying a new carburetor.

3. You re willing to **spend a few hours** learning and rebuilding the carburetor yourself.

4. You plan to **maintain your ATV proactively** rather than waiting for major issues.

- You **lack confidence** in your ability to rebuild a carburetor correctly (in which case, a **professional rebuild** or **OEM replacement kit** may be safer).

- You want **immediate results** without DIY effort (a **new carburetor** from a dealer or aftermarket supplier like **Kohler, Walbro, or Walbro Performance** would be faster).

- You re tuning for **high performance** and need **custom jets or upgrades** (you may need to supplement the kit with additional parts).

- **Clean the carburetor thoroughly** using carburetor cleaner or an ultrasonic cleaner before rebuilding.

- **Follow the instructions carefully** and cross-reference with **Kohler s carburetor rebuild guide** (available online).

- **Start with stock jets** unless you have a specific reason to modify them.

- **Test the carburetor after reass

Details:

This is helpful if you are buying multiple items. All Balls Carburetor Rebuild Kit for 2006 - 2009 Yamaha YFM350 Wolverine ATV: Repair Kits. I need to exchange an item. Kits include all of the necessary components to repair a carburetor.

Brand: All Balls, model Number: 3949-A202476-ATV. OEM jet sizes are included in the kit. NBR rubber material is used on all O-rings and gaskets has excellent resistance to the ethanol in today?fuels. Compatibility: Years: Make: model: Application: Notes: 2006 - 2006 YamahaYFM350FA Bruin Auto 4x4, 2007 2014 YamahaYFM350 Grizzly 4x4 Auto, 2011 YamahaYFM350 2009 YamahaYFM350 Wolverine.

Off road use only. Kit includes all O-rings, gaskets, jets, needle, mixture screw, float bowl screws, valve needle and seat. Parts without fitment are to be assumed universal and may require vehicle modification.

part #: 3949a202476 price

• $64.06

specifications carbthrotatv:

• for models: Yfm350, Wolverine
• for makes: Yamaha
• for years: 2006-2009
• brand: Balls
• mpn: 3949-a202476-atv
• part type: Carburetor

payments carbthrotatv:

• credit card: Visa
• wallet: Google-pay
• other

seller carbthrotatv:

• city: Boise, ID
• # reviews: 81299
• rating: 99.9%

general carbthrotatv:

• ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Carburetors
• condition: New

shipping carbthrotatv:

• type: Fixed
• class: Standard
• transit: 3-6 Days
• cost: $0.00
• service: Standard

returns carbthrotatv:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer carbthrotatv:

• quantity: 9
• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: March 29, 2026

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