1. Carburetors & Throttlebodies ATV For Sale
  2. sku: 17336586026452892
  3. DEVOTEES MAG33ES

M.A.G-DEVOTEES MAG33ES Atv Carburetors 29MM

fits model: Yfz350, Banshee. make: Yamaha. year: 1987–2006.

Mag33es M.a.g-devotees Atv Two Carburetors Fit For Yamaha Banshee Yfz350 29mm 1987-2006 New Usa

( Brand: M.a.g-devotees ), ( Manufacturer Part Number: MAG33ES ), ( Manufacturer Warranty: 1 Year ), ( Modified Item: No ), ( Type: Carburetor )

Review M.A.G-DEVOTEES Atv Two Carburetors Fit Yamaha 29mm New Usa fits BANSHEE YFZ350 1987–2006

The **M.A.G. Devotees MAG33ES ATV Carburetors** are a meticulously engineered upgrade designed to transform the performance of Yamaha s iconic **Banshee YFZ350** (1987 2006) models, delivering a seamless blend of power, precision, and reliability. These **29mm carburetors** are crafted with the discerning needs of off-road enthusiasts in mind, offering an optimal balance between throttle response, fuel efficiency, and low-end torque critical for navigating everything from rough trails to aggressive wheelies. Built upon M.A.G. s legendary reputation for high-performance carburetion, the **MAG33ES** features a **fully adjustable design**, allowing riders to fine-tune the **pilot jet, main jet, needle jet, and spring tension** to match their riding style, terrain, and fuel conditions. The **precision-machined components**, including the **aluminum body and stainless steel internals**, ensure durability and resistance to corrosion, even under the most demanding conditions. Unlike stock carburetors, which often struggle with modern fuel formulations or aggressive riding techniques, the **MAG33ES** incorporates a **larger venturi and optimized airflow passages**, enhancing both power delivery and throttle smoothness. Whether you re chasing speed on open trails or tackling technical obstacles, these carburetors provide a **noticeable increase in horsepower and torque** while maintaining the Banshee s signature agility. Installation is straightforward, thanks to M.A.G. s compatibility with the YFZ350 s stock setup, though pairing them with a **high-performance air filter and exhaust system** will further amplify their potential. For riders who demand more than stock performance without sacrificing reliability, the **M.A.G. Devotees MAG33ES** carburetors are the definitive choice a blend of heritage engineering and cutting-edge tuning for the ultimate off-road experience.

### Pros and Cons of Buying MAG-Devotees MAG33ES ATV Carburetors for a Yamaha Banshee YFZ350 (29mm, 1987 2006)

#### **Pros**

1. **Performance Enhancement** The MAG33ES carburetor is designed to improve throttle response, power delivery, and overall engine performance. It offers a more refined and aggressive tuning curve compared to stock carburetors, which can make the YFZ350 feel more responsive, especially in acceleration and mid-range power.

2. **Improved Fuel Efficiency (in some cases)** While carburetors are not as fuel-efficient as modern fuel-injected systems, a well-tuned MAG33ES can optimize fuel-air mixture better than a worn or poorly adjusted stock carb, potentially reducing fuel waste from rich mixtures.

3. **Durability and Reliability** MAG-Devotees is a reputable brand known for producing high-quality carburetors built to last. The MAG33ES is designed with precision machining and durable materials, reducing the risk of internal wear or failure compared to aftermarket knockoffs.

4. **Easier Tuning and Adjustability** The MAG33ES features a more straightforward tuning process compared to some other carburetors. It includes a pilot jet system that allows for fine adjustments to idle, low-end power, and high-end performance, making it easier to dial in optimal settings.

5. **Compatibility with Modifications** If you plan to add other performance upgrades (e.g., exhaust, clutch, or suspension), the MAG33ES can complement those changes better than a stock carburetor, which may become a bottleneck.

6. **Better Cold-Start Performance** The design of the MAG33ES often improves cold weather starting and warm-up characteristics, reducing hesitation or stalling that can occur with aged stock carbs.

7. **Aesthetic and Build Quality** The MAG33ES has a clean, professional appearance with precise machining, which can be appealing if you value the look of your build.

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#### **Cons**

1. **Cost** The MAG33ES is more expensive than stock carbs or basic aftermarket alternatives. Installation, tuning, and potential additional modifications (e.g., new jets, gaskets) can add to the overall cost, making it a significant investment for a 1987 2006 YFZ350.

2. **Learning Curve** While the MAG33ES is more user-friendly than some carburetors, tuning it still requires an understanding of carburetor basics, jet sizing, and engine behavior. Poor tuning can lead to rough idling, poor power delivery, or even engine damage if the mixture is too lean.

3. **Potential for Overcomplicating the Build** If your primary goal is reliability and simplicity, a carburetor upgrade might feel unnecessary. Stock carbs, while worn, can still run reliably if maintained properly. The MAG33ES is best suited for riders who want noticeable performance gains and are willing to put in the effort to tune it.

4. **Maintenance Requirements** Carburetors require regular cleaning, jet adjustments, and occasional rebuilds. Unlike fuel injection, they are more prone to clogging from dirt, varnish buildup, or fuel contaminants, which can negate performance benefits if neglected.

5. **Limited Power Gains for Stock Engines** If your YFZ350 is running stock internals (pistons, crank, rods, etc.), the power gains from the MAG33ES may be modest. For significant power increases, you d likely need to pair it with other upgrades (e.g., clutch, exhaust, or a performance cam), which further increases cost and complexity.

6. **Potential for Voiding Warranty (if applicable)** If your bike is under warranty or you plan to sell it later, carburetor modifications may void coverage or deter buyers who prefer stock or simpler builds.

7. **Installation Complexity** Swapping carbs requires removing the stock unit, adjusting throttle cables, and ensuring proper gasket sealing. While not extremely difficult, it does require some mechanical skill and patience, especially if you re unfamiliar with carburetor installation.

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### **Conclusion**

The MAG-Devotees MAG33ES carburetor is a solid choice for Yamaha YFZ350 owners who want to improve throttle response, power delivery, and overall engine performance. It offers a balance of quality, adjustability, and reliability, making it ideal for riders who are willing to invest time in tuning and maintenance. However, it is not a "set-and-forget" upgrade it demands attention to detail to avoid tuning mistakes that could harm the engine.

If your primary goal is **reliability and simplicity**, a stock carburetor (with regular maintenance) or a simpler aftermarket carb (e.g., Walbro or Keihin) might suffice. But if you re looking for **noticeable performance improvements** and are prepared to tune and maintain the carburetor properly, the MAG33ES is a worthwhile upgrade.

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### **Recommendation**

- **Proceed with the MAG33ES if:**

- You want a noticeable improvement in throttle response and mid-range power.

- You are willing to invest time in learning carburetor tuning and maintenance.

- You plan to pair it with other performance upgrades (e.g., exhaust, clutch, or suspension).

- You value durability and build quality over cost savings.

- **Avoid or reconsider if:**

- You prioritize simplicity and reliability over performance gains.

- You lack experience with carburetor tuning or mechanical work.

- Your budget is limited, and you d rather allocate funds to other upgrades (e.g., suspension, tires, or engine internals).

- You plan to keep the bike stock or sell it without modifications.

For best results, pair the MAG33ES with a **performance exhaust system** (to improve airflow) and **proper jet sizing** (consult a tuning guide or professional). Regular carburetor cleaning and inspection will ensure long-term performance. If you re unsure about tuning, consider consulting a Yamaha specialist or carburetor tuner to avoid common pitfalls.

Details:

Excellent Delivery. M.a.g-devotees. 1x Left Side Carburetor. Package included: 1x Right Side Carburetor.

For Yamaha model's. 1987 - 2006 BANSHEE 350 YFZ350. Product Features. Condition: 100% Brand New.

If you do not wish to wait for a replacement, please repurchase the item.

part #: mag33es price

  • $33.95

specifications carbthrotatv:

  • for models: Yfz350, Banshee
  • for makes: Yamaha
  • for years: 1987-2006
  • brand: M.a.g-devotees
  • mpn: Mag33es
  • manufacturer warranty: 1 Year
  • modified item: No
  • type: Carburetor

shipping carbthrotatv:

  • cost: $0.00
  • type: Fixed
  • carrier: UPS
  • service: Standard, UPS 2nd Day Air
  • transit: 3-8 Days
  • class: Standard, Expedited

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  • policy: Returns Accepted
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offer carbthrotatv:

  • quantity: 10
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • started: April 22, 2026

general carbthrotatv:

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

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  • # reviews: 717
  • city: Chino, California
  • rating: 99.8%
for models: yfz350, banshee, for makes: yamaha, for years: 1987-2006, manufacturer warranty: 1 year, modified item: no, type: carburetor,
category: atv parts > atv, side-by-side utv parts accessories > air intake fuel delivery > carburetors, sku: 17336586026452892,
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