HONDA 16111-961-004 Carburetor Slide Keihin 2.5 P/n

( Manufacturer Part Number: 16111-961-004 ), ( Engine Type: 2-stroke ), ( Type: Carburetor Slide ), ( Machine Type: Atc ), ( Material: Chromed ), ( Vintage Part: Yes ), ( Country Of Origin: United States ), ( Performance Part: No )

Review HONDA Carburetor Slide #2.5 Used Oe Part Keihin P/n fits ATC250R 1981–1982

The **Honda 16111-961-004 ATC250R Carburetor Slide (2.5 Size, Keihin, 1981-1982 Models)** is a meticulously engineered component designed to restore peak performance and reliability to Honda s iconic ATC250R all-terrain vehicle from the early 1980s. This precision-machined slide is a direct-fit replacement for the original Keihin carburetor system, ensuring seamless compatibility with the ATC250R s fuel delivery mechanism. Crafted from high-quality materials, the slide features a polished bore and finely balanced internal passages to optimize airflow and fuel mixture, allowing for smoother throttle response, improved acceleration, and enhanced engine efficiency. Whether you're tackling rugged trails, performing routine maintenance, or upgrading your ATV for better handling, this slide delivers the durability and performance expected from Honda s legendary engineering. Its straightforward installation requiring minimal tools and no modifications makes it an ideal choice for both seasoned mechanics and DIY enthusiasts. By maintaining the original OEM specifications, this part ensures that your ATC250R operates with the same precision and power as it did when it left the factory, making it an essential component for preserving or reviving the classic performance of this beloved off-road machine.

### **Pros and Cons of buying a Honda ATC250R Carburetor Slide (Part #16111-961-004, Keihin, 2.5, 81-82 Model)**

1. **Direct OEM Replacement** This is a genuine Honda part, ensuring a perfect fit and compatibility with 1981-1982 ATC250R models. It will function identically to the original, maintaining performance and reliability.

2. **High-Quality Construction** Keihin carburetors are known for durability and precision engineering, which means this slide is built to last with minimal wear over time.

3. **Easy to Install** Since it s a direct replacement, no modifications are needed, and installation is straightforward for someone with basic mechanical skills.

4. **Reliability** Honda s reputation for dependable off-road parts means this component is unlikely to fail prematurely if properly maintained.

5. **Aftermarket Support** Keihin parts are widely available, and if issues arise, finding replacements or service is relatively easy.

6. **Performance Consistency** Unlike aftermarket carb slides that may alter throttle response, this part maintains the original engine s intended behavior.

7. **Cost-Effective for Long-Term Use** While it may not be the cheapest option, its longevity and reliability can save money compared to frequently replacing cheaper, lower-quality alternatives.

1. **Potential Age-Related Wear** Since this is a used or older stock part (if sourced from a salvage yard or aftermarket stock), it may have minor internal wear or corrosion if not properly stored.

2. **Limited Availability** As an older part, it may not be as widely stocked as newer Honda components, requiring extra effort to locate.

3. **No Modern Upgrades** Unlike aftermarket slides designed for improved throttle response or fuel efficiency, this part does not offer any performance enhancements beyond the original design.

4. **Possible Misalignment or Damage** If the part has been dropped or mishandled, it might have internal damage that isn t immediately visible, leading to poor performance or failure.

5. **Maintenance Required** Like any carburetor component, it will need periodic cleaning and adjustment to prevent clogging or poor fuel delivery over time.

6. **Higher Price Than Aftermarket Alternatives** While it s a quality part, it may cost more than generic or aftermarket slides, which could be a deterrent for budget-conscious buyers.

7. **Compatibility Risks with Modifications** If the ATC250R has been heavily modified (e.g., big bore, high-compression kit, or performance carb upgrades), this stock slide may not perform optimally and could restrict power.

---

### **Conclusion**

The **Honda ATC250R carburetor slide (16111-961-004, Keihin, 2.5, 81-82)** is an excellent choice if you prioritize **reliability, authenticity, and ease of installation**. It s ideal for riders who want to maintain stock performance without compromising on quality. However, if you re looking for **cost savings, modern performance tweaks, or easier availability**, an aftermarket slide might be preferable though with potential trade-offs in durability or fitment.

For most **stock or lightly modified 81-82 ATC250Rs**, this part is a **strong recommendation** because it ensures the engine runs as intended by Honda. If you suspect the part has been mishandled or is from a questionable source, inspect it closely (check for cracks, corrosion, or smooth internal surfaces) before purchasing.

- **Buy it** if you need a **direct OEM replacement** and can verify its condition.

- **Consider an aftermarket alternative** only if you re on a tight budget or seeking performance upgrades, but be prepared for potential compatibility issues.

- **Inspect thoroughly** before installation, especially if sourcing from a used or salvage lot. Clean and adjust the carburetor properly to ensure optimal performance.

Details:

P/N 16111-961-004. Used art, in clean condition, the parts will have some wear and age related marks. Honda ATC250R 1981 82 Carburetor Slide Needle size #2.5 Keihin Used OE Item. Not a new part.

part #: 16111961004 price

• $70.00

specifications carbthrotatv:

• for models: Atc250r
• for makes: Honda
• for years: 1981-1982
• mpn: 16111-961-004
• engine type: 2-stroke
• type: Carburetor Slide
• machine type: Atc
• material: Chromed
• vintage part: Yes
• country of origin: United States
• performance part: No

seller carbthrotatv:

• # reviews: 2133
• city: Escondido, California
• rating: 99.4%

offer carbthrotatv:

• quantity: 1
• started: February 24, 2026
• sold: 0
• availability: In Stock
• options: Ship-to-home

returns carbthrotatv:

• policy: No Returns

general carbthrotatv:

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

payments carbthrotatv:

• other
• wallet: Paypal
• credit card: Visa

shipping carbthrotatv:

• transit: 3-7 Days
• type: Fixed
• class: Economy
• cost: $7.95
• service: Economy

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