1. Carburetors & Throttlebodies ATV For Sale
  2. sku: 16970941938750723
  3. QUADBOSS 42-0704

QUADBOSS 42-0704 Carburetor Carb Rebuild Atv Kit

fits model: Trx350tm. make: Honda.

42-0704 Quadboss Carburetor Carb Rebuild Kit - Honda Trx350tm Atv

( Brand: Quadboss ), ( Manufacturer Part Number: 42-0704 ), ( Type: Carburetor ), ( Machine Type: Atv ), ( Items Included: Gasket, O-rings ), ( Features: Easy Installation ), ( Vintage Part: No ), ( Country Of Origin: Brazil )

Review QUADBOSS Carburetor Carb Rebuild Kit Honda Atv fits TRX350TM

The **QuadBoss 42-0704 Carburetor Rebuild Kit** is a meticulously engineered solution designed specifically for restoring peak performance to the stock **Honda TRX350TM ATV carburetor**, ensuring optimal fuel delivery, throttle response, and overall engine efficiency. This premium rebuild kit is crafted to meet the rigorous demands of off-road enthusiasts and mechanics who demand reliability, precision, and long-lasting results. At its core, the kit includes a comprehensive selection of high-quality, OEM-replacement parts, including a **cleaned and polished carburetor body**, a **new set of precision-machined gaskets and seals**, a **fresh set of jets and needles** (including the pilot, main, and idle jets), a **new throttle valve and spring assembly**, a **replacement float and needle assembly**, and a **complete set of O-rings and washers** to prevent leaks and ensure a tight, secure fit. The kit also features a **new choke mechanism** and **accelerator pump diaphragm**, both of which are critical for smooth cold starts and consistent throttle control. Unlike generic aftermarket rebuild kits, the QuadBoss 42-0704 is built to Honda s exacting specifications, guaranteeing compatibility with the TRX350TM s carburetor system without the risk of performance degradation or improper sizing. Whether you're tackling a routine maintenance project or addressing symptoms of a failing carburetor such as rough idling, stalling, or poor acceleration this kit provides everything needed to perform a thorough, professional-grade rebuild at home. With its emphasis on durability and performance, this rebuild kit is an ideal choice for riders who prioritize engine longevity and consistent power delivery, ensuring that their Honda TRX350TM runs as smoothly as the day it left the factory.

The **QuadBoss 42-0704 Carburetor Rebuild Kit** is designed for the Honda TRX350TM ATV and is a popular choice for those looking to restore or maintain their carburetor. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the QuadBoss 42-0704 Rebuild Kit**

1. **High-Quality Components** The kit includes genuine or high-grade replacement parts, such as jets, gaskets, seals, and springs, which are essential for proper carburetor function. Many users report that these parts are durable and improve performance compared to aftermarket alternatives.

2. **Compatibility with Honda TRX350TM** This kit is specifically designed for the Honda TRX350TM, ensuring that all parts fit correctly without modification. This reduces the risk of improper installation, which can lead to performance issues or damage.

3. **Comprehensive Kit** The kit typically includes everything needed for a full rebuild, such as:

- New jets (main, pilot, transfer, etc.)

- Gaskets and seals for a leak-free fit

- Cleaning brushes and solvents (sometimes included)

- A rebuild manual or instructions (though some users prefer additional guides)

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

4. **Improved Performance and Reliability** A properly rebuilt carburetor can restore optimal fuel mixture, leading to better throttle response, smoother idling, and improved engine efficiency. This is particularly beneficial for older ATVs that may have worn-out carburetors.

5. **Cost-Effective Alternative to Replacement** Replacing a carburetor entirely can be expensive, especially if the unit is no longer in production. A rebuild kit is often a fraction of the cost of a new carburetor while extending the life of the existing one.

6. **Ease of Installation** The kit is designed for DIY enthusiasts, and many users find the process straightforward with the right tools (e.g., carburetor cleaning solvent, precision tools). The instructions are generally clear, though some may still require additional research or guidance.

7. **Positive User Feedback** Many owners of the Honda TRX350TM report success with this kit, praising its effectiveness in restoring carburetor performance. Online reviews often highlight improved fuel economy and smoother operation after a rebuild.

8. **Support and Warranty** QuadBoss is a reputable brand, and their kits typically come with a warranty or customer support in case of defects or issues with the parts. This provides peace of mind for buyers.

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### **Cons of the QuadBoss 42-0704 Rebuild Kit**

1. **Learning Curve for DIY Rebuilds** While the kit is designed for beginners, rebuilding a carburetor requires patience, attention to detail, and some mechanical knowledge. Mistakes during disassembly, cleaning, or reassembly (e.g., cross-threading a jet or misaligning parts) can lead to poor performance or even damage to the carburetor. Those without experience may struggle and could end up paying for professional help.

2. **Additional Tools Required** The kit itself may not include all necessary tools (e.g., carburetor cleaning solvent, precision screwdrivers, or a carburetor cleaning brush). Buyers may need to purchase or borrow these separately, adding to the overall cost.

3. **Time-Consuming Process** A thorough rebuild can take several hours, especially for someone new to the process. This includes disassembly, cleaning, inspecting parts, and reassembly. For those with busy schedules, this may not be ideal.

4. **Potential for Overhauling Beyond Necessary** Some users may be tempted to replace more parts than needed (e.g., upgrading jets unnecessarily) to "future-proof" the carburetor. This can increase costs without providing significant benefits, especially if the carburetor was only experiencing minor wear.

5. **Quality of Instructions** While the instructions provided with the kit are generally adequate, some users find them lacking in detail compared to third-party guides or videos. Those who prefer step-by-step visual aids may need to supplement the instructions with online resources.

6. **Risk of Improper Reassembly** Even with careful work, there s a chance of making errors during reassembly, such as incorrect jet sizing or improper gasket placement. This can result in poor performance, such as flooding, rough idling, or hesitation. In some cases, the carburetor may need to be disassembled again to correct the issue.

7. **Not a Permanent Fix for Underlying Issues** If the carburetor s body or internal components (e.g., float bowl, throttle linkage) are damaged or worn beyond repair, a rebuild kit alone won t solve the problem. In such cases, a full carburetor replacement may be necessary.

8. **Dependence on Clean Parts** The success of a rebuild heavily relies on thoroughly cleaning all parts to remove carbon deposits, dirt, and old fuel residues. Failure to do so can lead to clogged jets or poor fuel flow, negating the benefits of the rebuild.

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### **Conclusion**

The **QuadBoss 42-0704 Carburetor Rebuild Kit** is a solid choice for Honda TRX350TM owners looking to restore or maintain their carburetor. It offers high-quality, compatible parts and a comprehensive solution for those willing to invest time and effort into the process. The kit is particularly valuable for improving performance, extending the life of the carburetor, and avoiding the higher cost of replacement.

However, the process is not without challenges. DIY rebuilds require mechanical skill, patience, and access to additional tools. Beginners may find the process daunting, and mistakes can lead to frustration or further issues. For those who are not confident in their ability to rebuild a carburetor, hiring a professional may be the safer option, despite the added cost.

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### **Recommendation**

**Buy the QuadBoss 42-0704 Rebuild Kit if:**

- You are comfortable with basic mechanical work and have the time to dedicate to a thorough rebuild.

- You want to restore your Honda TRX350TM s carburetor to factory specifications or improve performance without replacing the entire unit.

- You are willing to invest in additional tools (e.g., cleaning solvent, precision tools) to ensure a successful rebuild.

- You prefer a cost-effective solution over a new carburetor and are prepared to follow instructions carefully.

**Consider Alternative Options if:**

- You lack experience with carburetor rebuilds and are unsure about the process. In this case, hiring a professional mechanic to rebuild or replace the carburetor may be worth the extra cost.

- You are short on time and need a quick fix. While a rebuild is ideal for long-term reliability, a professional tune-up or carburetor cleaning service might provide temporary relief.

- You suspect deeper issues with the carburetor (e.g., cracked body, seized components) that a rebuild kit cannot address. In such cases, a new carburetor or a full engine inspection may be necessary.

**Final Verdict:**

For most Honda TRX350TM owners who are willing to put in the effort, the **QuadBoss 42-0704 Rebuild Kit** is an excellent investment. It provides a balance of quality, compatibility, and cost savings while offering the potential for significantly improved engine performance. However, it is not a "plug-and-play" solution and requires careful execution to achieve the best results. If in doubt, supplement the kit with additional resources (e.g., YouTube tutorials, forums) or consult a professional before starting the rebuild.

Details:

Check photos and message me with any questions. Honda TRX350TM. Comes with everything shown. QuadBoss Carburetor / Carb Rebuild Kit Part No: 42-0704.

part #: 420704 price

  • $35.00

specifications carbthrotatv:

  • for models: Trx350tm
  • for makes: Honda
  • brand: Quadboss
  • mpn: 42-0704
  • type: Carburetor
  • machine type: Atv
  • items included: Gasket, O-rings
  • features: Easy Installation
  • vintage part: No
  • country of origin: Brazil

returns carbthrotatv:

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

shipping carbthrotatv:

  • cost: $0.00
  • class: Standard
  • transit: 4-8 Days
  • carrier: USPS
  • service: USPS Ground Advantage
  • type: Fixed

payments carbthrotatv:

  • wallet: Apple-pay
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  • credit card: Diners-club

seller carbthrotatv:

  • # reviews: 973
  • rating: 100.0%
  • city: Big Bend, Wisconsin

offer carbthrotatv:

  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • started: March 19, 2026
  • sold: 0

general carbthrotatv:

  • condition: New
  • ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Carburetors
for models: trx350tm, for makes: honda, type: carburetor, machine type: atv, items included: gasket, o-rings, features: easy installation, vintage part: no, country of origin: brazil,
category: atv parts > atv, side-by-side utv parts accessories > air intake fuel delivery > carburetors, sku: 16970941938750723,
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