MAXPEEDINGRODS TSUF5B Carburetor Moto

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: TSUF5B ), ( Air Filter Mount Inner Diameter: 1.81 ), ( Air Filter Mount Outer Diameter: 1.97 ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Choke Type: Mechanical ), ( Compatible Make: For Yamaha ), ( Compatible Year: 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1987 ), ( Drive Type: Electric Choke ), ( Engine Type: 4-stroke ), ( Features: With E-choke ), ( Fitment 1: For Yamaha Warrior 350 Yfm350x 1987-2004 ), ( Fitment 2: For Yamaha Big Bear 350 Yfm350fw 4x4 1996-1998 ), ( Fitment 3: For Yamaha Big Bear 350 Yfm350u 1996-1998 ), ( Fitment 4: For Yamaha Wolverine 350 Yfm350fx 4x4 1995 ), ( Fitment 5: For Yamaha Kodiak 400 Yfm400fw 4x4 1993-1998 ), ( Fitment Type: Direct Replacement ), ( Intake Side Inner Diameter: 1.42 ), ( Intake Side Outer Diameter: 1.57 ), ( Items Included: Mounting Hardware ), ( Machine Type: Atv ), ( Material: Aluminum ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Oe/oem Part Number: Yfm350 Carburetor, Carburetor, Carburettor, Carburetter, Carb, Carby ), ( Placement On Vehicle: Front ), ( Quantity: 1 Piece As Show In The Picture ), ( Type: Carburetor ), ( Universal Fitment: No )

Review MAXPEEDINGRODS Carburetor Yamaha 2004 Moto fits WARRIOR YFM350 YFM350ER 350 1987–1995

The **MaxpeedingRods TSUF5B Carburetor** is a meticulously engineered, high-performance upgrade designed specifically for Yamaha s iconic **Warrior 350 (YFM350) models** produced between **1987 and 2004**, as well as the **YFM350ER** variants from **1987 to 1995**. This precision-crafted carburetor is a direct replacement for the stock unit, offering a seamless integration that enhances throttle response, power delivery, and overall engine efficiency without compromising reliability. Built with a **50mm throttle body** and a **fuel-injected-inspired tuning philosophy**, the TSUF5B features a **high-flow design** with optimized venturi sizing and a **precision-machined idle circuit**, ensuring smooth operation across the entire RPM range. The carburetor s **durable aluminum body** is reinforced with high-grade seals and a **stainless steel needle and jet assembly**, reducing wear and preventing fuel leaks critical for maintaining peak performance in both street and light off-road applications. Its **easy-to-adjust float bowl** allows for fine-tuning of fuel mixture, accommodating everything from stock-like performance to aggressive tuning for those seeking extra horsepower. Whether you're looking to restore factory power, prepare for track use, or simply eliminate the sluggishness of the stock carb, the TSUF5B delivers a **noticeable improvement in acceleration and mid-range torque**, making it a favorite among Yamaha enthusiasts who demand both performance and durability. Backed by MaxpeedingRods reputation for quality and compatibility, this carburetor is a straightforward, bolt-on solution that transforms the stock engine into a more responsive, spirited powerplant while maintaining the classic feel of the Warrior 350.

### Pros and Cons of Buying a Maxpeedingrods TSUF5B Carburetor for a Yamaha YFM350/YFM350ER (1987 2004)

1. **Performance Gains** The TSUF5B is a high-performance carburetor designed to improve throttle response, power delivery, and overall engine efficiency. It features a larger bore and optimized airflow, which can enhance acceleration and top-end power, especially in stock or lightly modified engines.

2. **Durability and Quality** Maxpeedingrods is known for manufacturing reliable, high-quality carburetors with precision machining. The TSUF5B is built to handle higher RPMs and sustained power output better than stock Yamaha carburetors, which can wear out faster under aggressive riding conditions.

3. **Easier Tuning and Adjustability** Unlike stock carburetors, which are often less adjustable, the TSUF5B offers more customization options. It includes features like an adjustable pilot jet, main jet, and throttle stop screw, allowing riders to fine-tune fuel delivery for different riding conditions, fuel types, or modifications.

4. **Compatibility with Modifications** If you plan to add a header, exhaust, or other performance upgrades, the TSUF5B can better handle the increased airflow and power output compared to the stock carburetor. It pairs well with aftermarket parts like headers, which can further improve performance.

5. **Better Fuel Efficiency (Under Certain Conditions)** While it may not improve fuel economy as much as a stock carburetor, the TSUF5B s optimized fuel-air mixture can prevent rich running (a common issue with stock carbs) and reduce excessive fuel consumption under hard acceleration.

6. **Long-Term Reliability** Stock carburetors on older Yamahas (especially the YFM350/YFM350ER) are prone to clogging, leaks, and poor atomization over time. The TSUF5B s design reduces these issues, potentially extending the life of the carburetor and engine components.

7. **Aftermarket Support** Maxpeedingrods offers replacement parts, tuning guides, and community support, making it easier to troubleshoot and maintain the carburetor compared to stock or lesser-known brands.

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1. **Cost** The TSUF5B is significantly more expensive than a stock Yamaha carburetor or even some aftermarket alternatives. For a 1987 2004 YFM350/YFM350ER, the price may not be justified if you re only looking for mild performance improvements or plan to keep the bike stock.

2. **Installation Complexity** While not overly difficult, installing a TSUF5B requires some mechanical skill, especially if you re unfamiliar with carburetor tuning. You ll need to adjust jets, set idle speed, and ensure proper fuel line connections. Improper installation can lead to poor performance or even engine damage.

3. **Potential for Overkill** If your riding style is casual or you don t plan to push the bike hard, the TSUF5B may offer more performance than you need. Stock carbs can still provide adequate power for everyday riding, and the extra cost may not be worth it for mild upgrades.

4. **Fuel Quality Dependence** High-performance carbs like the TSUF5B are sensitive to fuel quality. If you use low-quality or ethanol-blended fuel, the carburetor may clog or run poorly. You may need to switch to premium or performance fuel (e.g., 91 octane or carburetor-clean fuel) to maintain optimal performance.

5. **Maintenance Requirements** The TSUF5B requires more frequent cleaning and maintenance than stock carbs. Jets can clog, seals may wear out, and the float bowl needs regular inspection. Neglecting maintenance can lead to poor performance or failure.

6. **Potential for Voiding Warranty (If Applicable)** If your bike is under warranty (unlikely for a 1987 2004 model), modifying the carburetor may void coverage. However, this is more of a concern for newer bikes.

7. **Learning Curve for Tuning** Unlike stock carbs, which often run "out of the box," the TSUF5B requires tuning to match your bike s specific needs. This may involve experimenting with jets, idle speed, and throttle response, which can be frustrating for beginners.

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### **Conclusion and Recommendation**

The **Maxpeedingrods TSUF5B carburetor** is a strong choice if you re looking to significantly improve the performance of your Yamaha YFM350/YFM350ER, especially if you plan to add other modifications like headers or exhaust systems. It offers better durability, adjustability, and power output compared to stock carbs, making it ideal for riders who want a noticeable upgrade without a full engine rebuild.

However, if your primary goal is **daily commuting, mild off-roading, or keeping costs low**, the TSUF5B may be overkill. In such cases, a **stock carburetor clean-up, a less expensive aftermarket carb (like a Walbro or Keihin), or even a simple header upgrade** could provide better value for money.

- You want a noticeable power increase and plan to ride aggressively.

- You re already investing in other performance parts (headers, exhaust, etc.).

- You re willing to learn carburetor tuning and maintain it properly.

- You use high-quality fuel and are prepared for the higher upfront cost.

- You ride lightly and don t need significant power gains.

- You re on a tight budget and prefer simpler, cheaper upgrades.

- You lack mechanical experience or patience for tuning.

- You primarily use low-quality or ethanol-blended fuel.

For a **balanced approach**, consider pairing the TSUF5B with a **performance header** (like a 4-into-1) and ensuring proper fuel quality. If you re unsure, test the carburetor on a dyno or with a trusted mechanic to verify gains before committing.

Ultimately, the TSUF5B is a **premium upgrade** that pays off for serious riders but may not be necessary for casual use.

Details:

Introduction. offers a minimum one year, unlimited mileage warranty on most of parts sold, some are otherwise noted longer manufacturer For Yamaha Wolverine 350 YFM350FX 4X4 1995. This part including carburetor repair kits, in case you want to replace these components of future.

1.Made of high quality aluminum alloy, add more horse power while maintaining near stock fuel mileage. 3.Low fuel consumption, start fast stable idle speed, allowing you to get a better driving experience and maneuverability. For Yamaha Warrior 350 YFM350X 1987 - 2004. >>you might also like.

2.Mix air and gasoline in a correct ratio to ensure proper engine function, give your machine new power. Compatible model's. Therefore, our high quality carburetor is the perfect solution for appropriate ratio of air and fuel mixture finally provides a good engine performance. The fuel and air mixture is too rich if it has an excess of fuel, while lean there not enough.

One against the carb, other engine. Package Contents. Fast Shipping. 3.Is it ready to install and fully functional right out the box?, Yes if you adjust air/fuel mixture screw.

Factory Warranty. Best Costumer Service. For Yamaha Big Bear 350 YFM350FW 4x4 1996 - 1998. It begins from the date purchased.

A carburetor is a device to mix air and fuel for internal combustion engines in the proper ratio. For Yamaha Big Bear 350 YFM350U 1996 - 1998.

specifications carbthrotatv:

• for models: Yfm350, Yfm350er, 350, Warrior
• for makes: Yamaha
• for years: 1987-1995
• brand: Maxpeedingrods
• mpn: Tsuf5b
• air filter mount inner diameter: 1.81
• air filter mount outer diameter: 1.97
• california prop 65 warning: California Prop 65 Warning
• choke type: Mechanical
• compatible make: For Yamaha
• compatible year: 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1987
• drive type: Electric Choke
• engine type: 4-stroke
• features: With E-choke
• fitment 1: For Yamaha Warrior 350 Yfm350x 1987-2004
• fitment 2: For Yamaha Big Bear 350 Yfm350fw 4x4 1996-1998
• fitment 3: For Yamaha Big Bear 350 Yfm350u 1996-1998
• fitment 4: For Yamaha Wolverine 350 Yfm350fx 4x4 1995
• fitment 5: For Yamaha Kodiak 400 Yfm400fw 4x4 1993-1998
• fitment type: Direct Replacement
• intake side inner diameter: 1.42
• intake side outer diameter: 1.57
• items included: Mounting Hardware
• machine type: Atv
• material: Aluminum
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part
• oe/oem part number: Yfm350 Carburetor, Carburetor, Carburettor, Carburetter, Carb, Carby
• placement on vehicle: Front
• quantity: 1 Piece As Show In The Picture
• type: Carburetor
• universal fitment: No

offer carbthrotatv:

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

general carbthrotatv:

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

returns carbthrotatv:

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

shipping carbthrotatv:

• cost: $0.00
• class: Standard
• carrier: FedEx
• type: Fixed
• transit: 3-6 Days
• service: FedEx Ground / FedEx Home Delivery

seller carbthrotatv:

• city: Elk Grove Village, Illinois
• rating: 99.6%
• # reviews: 873

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