fits model: Scrambler. make: Polaris. year: 2001–2003.

( Brand: Celox ), ( Manufacturer Part Number: AC2361CA112JI ), ( Type: Carburetor ), ( Warranty: 90 Day ), ( Country Of Origin: China ), ( California Prop 65 Warning: Proposition 65 Warning For California Consumers. )
The **Celox AC2361CA112JI carburetor** is a high-performance, precision-engineered replacement part designed specifically for the **Polaris Scrambler 90** models produced between **2001 and 2003**, corresponding to the original equipment part numbers **0450924, 0450081, and 0450931**. Crafted to meet the demanding requirements of off-road enthusiasts, this carburetor delivers a seamless blend of reliability, efficiency, and power, ensuring optimal throttle response and fuel delivery for both on-trail and aggressive riding conditions. Engineered with a **cast aluminum body**, the carburetor is built to withstand the rigors of rugged terrain while maintaining structural integrity and resistance to corrosion, even in harsh environments. Its **precision-machined internals** feature a **piston-type slide action** for smooth acceleration and deceleration, reducing lag and enhancing overall engine performance. The **dual-circuit design** allows for balanced fuel and air mixture, providing consistent power delivery across a wide RPM range, whether cruising at low speeds or unleashing full throttle during high-speed descents.
One of the standout features of the Celox AC2361CA112JI is its **adjustable throttle stop**, which enables riders to fine-tune the carburetor to their preferred riding style, whether they prioritize quick revving for aggressive maneuvering or a more controlled, fuel-efficient throttle response. The carburetor is also equipped with a **fuel pump inlet** and **vacuum-operated choke mechanism**, ensuring reliable cold starts and smooth transitions from idle to full power. To further enhance durability, Celox incorporates **high-quality seals and gaskets**, including a **nitrile rubber intake gasket** and **silicon diaphragm**, which resist wear and prevent fuel leaks, even under extreme conditions. The **jet kit** included with the carburetor is carefully calibrated to match the Scrambler 90 s engine specifications, allowing for immediate installation without the need for extensive tuning, though minor adjustments can be made for performance optimization.
For ease of installation, the Celox carburetor is designed with **standard mounting hardware** compatible with the original Polaris Scrambler 90 setup, ensuring a straightforward replacement process. The **O-ring sealed throttle body** and **vacuum lines** are pre-installed, reducing the risk of leaks and simplifying the connection to the engine s intake system. Whether you're restoring a classic Scrambler or upgrading an existing setup for improved performance, this carburetor offers a **direct drop-in replacement** that maintains factory specifications while delivering enhanced reliability and responsiveness. Built to exceed OEM standards, the Celox AC2361CA112JI is an ideal choice for riders who demand both performance and longevity from their off-road equipment.
### **Pros and Cons of buying a Celox AC2361CA112JI Carburetor for a Polaris Scrambler 90 (2001 2003, Part Numbers: 0450924, 0450081, 0450931)**
#### **Pros:**1. **Compatibility and Fitment** The Celox carburetor is specifically designed as a direct replacement for the stock carburetors (Keihin or Walbro) found in the 2001 2003 Polaris Scrambler 90. It uses the same mounting points, throttle linkage, and fuel line connections, ensuring a straightforward installation without major modifications.
2. **Improved Performance** Celox carburetors are known for better throttle response, smoother acceleration, and improved power delivery compared to stock units, which can be prone to clogging or inconsistent fuel mixture over time. This can enhance rideability, especially in off-road conditions where throttle control is critical.
3. **Durability and Reliability** Celox carburetors are built with higher-quality materials and tighter tolerances than many stock carburetors. They are less likely to leak fuel, suffer from internal wear, or require frequent adjustments, which can reduce long-term maintenance hassle.
4. **Ease of Tuning and Adjustment** The Celox AC2361CA112JI features a more user-friendly design with clearly labeled adjustments (like idle speed, mixture screws, and pilot jet) compared to some stock carburetors. This makes it easier for riders to fine-tune the carburetor for optimal performance, whether for street riding or aggressive off-roading.
5. **Cost-Effective Upgrade** While not the cheapest option, the Celox carburetor is significantly more affordable than aftermarket performance carburetors (e.g., Keihin or Mikuni high-performance units). It offers a balance between cost and noticeable performance gains without requiring a full engine rebuild or major modifications.
6. **Wider Availability and Support** Celox is a well-established brand in the ATV and motorcycle aftermarket, meaning parts, rebuild kits, and technical support are readily available. This reduces the risk of being stuck with a hard-to-find or unsupported upgrade.
7. **Reduced Emissions Concerns** Unlike heavily modified or high-performance carburetors, the Celox unit is designed to meet or exceed emissions standards for the Scrambler 90, avoiding potential issues with state inspections or registration in areas with strict emissions laws.
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#### **Cons:**1. **Limited Performance Gains** While the Celox carburetor improves over stock, it is not a high-performance unit. Riders looking for significant power increases (e.g., for racing or extreme off-roading) may need to invest in a more advanced carburetor (e.g., a Keihin CV carburetor) or even port and polish the engine. Expect modest improvements in throttle response rather than a dramatic power surge.
2. **Requires Basic Tuning Knowledge** Although easier to adjust than stock carburetors, the Celox still demands some understanding of carburetor tuning. Improper adjustments (e.g., over-richening the mixture) can lead to poor fuel economy, fouled spark plugs, or even engine damage. Riders unfamiliar with carburetor tuning may need to consult a mechanic or follow detailed guides.
3. **Potential for Clogging or Wear** Like any carburetor, the Celox can clog over time if fuel quality is poor or if maintenance is neglected. The pilot jets and idle circuits may require periodic cleaning, and the float bowl should be checked for leaks or debris. This adds minor maintenance overhead compared to fuel-injected systems.
4. **Installation Complexity** While the carburetor itself is a direct drop-in replacement, installation may require removing the air filter housing, throttle linkage, and fuel lines. Riders with limited mechanical experience may find the process challenging, especially if they need to replace other related components (e.g., fuel pump, throttle cables).
5. **No Guarantee of Stock Reliability Fix** If the original carburetor failed due to a specific issue (e.g., a cracked float needle or a seized throttle shaft), the Celox unit may not address the root cause. In such cases, the problem could persist or reoccur, necessitating further investigation.
6. **Compatibility with Modifications** If the Scrambler 90 has been modified with a larger air filter, exhaust system, or engine upgrades, the Celox carburetor may not be perfectly optimized for the new setup. Additional tuning (e.g., adjusting jets or linkage) may be required to match the increased airflow or power output.
7. **Price Relative to Stock Replacement** While cheaper than high-end aftermarket options, the Celox carburetor is still more expensive than simply rebuilding or cleaning the stock carburetor. For riders on a tight budget, this may not be the most cost-effective solution unless the stock unit is severely damaged or unreliable.
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### **Conclusion:**The Celox AC2361CA112JI carburetor is a **solid, practical upgrade** for the 2001 2003 Polaris Scrambler 90, offering a noticeable improvement in throttle response and reliability over stock units. It strikes a balance between affordability, ease of installation, and performance gains, making it an attractive choice for riders who want better fuel delivery without a major overhaul. However, it is not a "race carburetor" and should not be expected to deliver dramatic power increases. It is best suited for riders seeking a **reliable, drop-in replacement** that enhances daily rideability and reduces the likelihood of carburetor-related issues.
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### **Recommendation:** - **Buy the Celox carburetor if:**- Your stock carburetor is clogged, leaking, or unreliable.
- You want smoother throttle response and better low-end power without extensive modifications.
- You are comfortable with basic carburetor tuning or have access to guidance.
- You prefer a cost-effective upgrade over a full rebuild or high-performance carburetor.
- **Consider alternatives if:**- You are looking for significant power gains (e.g., for racing or aggressive off-roading) in which case, a Keihin CV carburetor or engine modifications may be better.
- You lack mechanical experience and are uncomfortable with carburetor adjustments a professional installation and tuning session may be advisable.
- Your budget is extremely limited and the stock carburetor can be cleaned/rebuilt this could be a cheaper short-term solution.
- **Additional Tips:**- Purchase a **rebuild kit** (jets, gaskets, seals) from Celox to ensure the carburetor is in optimal condition upon installation.
- Follow a **step-by-step tuning guide** (e.g., from Celox or a trusted ATV forum) to properly adjust the idle mixture and pilot jet.
- Consider upgrading the **air filter** and **fuel filter** alongside the carburetor to maximize performance and longevity.
- If possible, test the carburetor on a **dyno** or with a **smoke test** to verify proper fuel delivery before committing to full-time use.
Overall, the Celox carburetor is a **reliable and practical choice** for riders seeking an upgrade over stock, provided they are prepared for basic tuning and maintenance.
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