KTM 54731034200 Jet Needle Keihin R1468G

( Manufacturer Part Number: 54731034200 ), ( Model: R1468G 03 ), ( Manufacturer Warranty: 1 Year ), ( Type: Oem )

Review KTM Genuine Jet Needle Keihin fits 2003

The **KTM 54731034200 Jet Needle (Keihin R1468G-03)** is a precision-engineered component designed specifically for high-performance air-cooled two-stroke engines, particularly those found in KTM dirt bikes, ATVs, and off-road motorcycles. This jet needle is part of the Keihin R1468G series, a line of fuel system components renowned for their reliability, durability, and fine-tuned performance characteristics. Crafted from high-grade materials, including a robust stainless steel or hardened alloy shaft, this needle is engineered to withstand the intense heat, pressure, and mechanical stress inherent in aggressive off-road riding conditions. Its sleek, tapered design ensures optimal fuel atomization and delivery, allowing for a smoother throttle response and enhanced engine efficiency, whether under wide-open throttle or during delicate low-speed maneuvers.

The **R1468G-03** designation indicates a specific calibration within the Keihin lineup, tailored to provide a balanced fuel curve that minimizes fuel waste while maximizing power output. This needle is particularly well-suited for engines requiring a moderate to slightly aggressive fuel delivery profile, making it an excellent choice for riders seeking a blend of throttle smoothness and peak performance. Its precise internal grooves and polished surface reduce friction, ensuring consistent fuel flow even under varying engine loads. Whether installed in a KTM 250 SX-F, 350 SX-F, or other compatible air-cooled two-stroke models, this jet needle helps fine-tune the carburetion system to achieve optimal power delivery, improved acceleration, and better overall engine reliability.

For maintenance and longevity, the **KTM 54731034200 Jet Needle** is designed to be easily removable and replaceable, allowing riders and mechanics to quickly adjust carburetion settings as needed. Its compatibility with Keihin carburetors such as the PWK or PWK-R models ensures seamless integration with KTM s fuel injection systems. When paired with the correct jet size and needle combination, this component plays a critical role in tuning the engine for specific riding conditions, whether it s aggressive trail riding, motocross, or enduro racing. Investing in this high-quality jet needle not only enhances performance but also contributes to the longevity of the engine by preventing issues like fouling, overheating, or inconsistent fuel delivery that can arise from worn or improperly calibrated components.

### **Pros and Cons of buying a KTM 54731034200 Jet Needle (Keihin R1468G 03)**

1. **Precision Fuel Delivery** The jet needle is a critical component for carburetor tuning, allowing fine adjustments to fuel mixture for optimal performance. A high-quality needle like this ensures smoother throttle response and better power delivery, especially in high-RPM applications.

2. **Compatibility with KTM Engines** This specific needle (R1468G 03) is designed for KTM s air-cooled and liquid-cooled engines, particularly those using Keihin carburetors (common in KTM 250SX-F, 300SX-F, 350SX-F, and similar models). It fits seamlessly into the stock setup without modification.

3. **Durability and Performance** KTM and Keihin components are known for their robustness. This needle is made from high-quality materials, reducing the risk of wear or failure over time, which is crucial for off-road and high-stress applications.

4. **Easy Installation** Replacing a jet needle is a straightforward process that requires minimal tools. Most riders can swap it out in under 10 minutes, making it a practical upgrade for DIY tuning.

5. **Tuning Flexibility** The R1468G 03 is part of Keihin s standard needle set, meaning it offers a balanced starting point for adjustments. Riders can experiment with different needle sizes (e.g., R1468G 01, 02, 04) to fine-tune the carburetor for specific conditions (e.g., high altitude, fuel type, or rider weight).

6. **Cost-Effective Upgrade** Compared to full carburetor kits or electronic fuel injection systems, replacing a jet needle is a low-cost way to improve performance and drivability without significant investment.

7. **Stock Replacement Option** If the original needle is worn or damaged, this is an exact OEM replacement, ensuring the bike retains its factory specifications while restoring proper function.

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1. **Limited Performance Gains Alone** Swapping a jet needle alone may not drastically improve power or throttle response. Significant tuning often requires adjusting the main jet, pilot jet, or even the carburetor idle circuit for noticeable results.

2. **Requires Basic Tuning Knowledge** Without understanding carburetor mechanics, changing the needle could lead to incorrect fuel mixtures (too lean or too rich), causing poor performance, fouling the spark plug, or even engine damage if overdone.

3. **Not a Universal Fix** If the carburetor itself is clogged, worn, or misaligned, replacing the needle won t fully resolve issues like rough idling, stalling, or poor high-speed performance. A full carburetor service may be needed.

4. **Potential for Over-Tuning** Beginners might be tempted to use an "aggressive" needle (e.g., a harder jet number) to increase power, which can lead to lean conditions, overheating, or engine damage. It s best to start with a mild adjustment and test thoroughly.

5. **Environmental and Fuel Dependence** The effectiveness of the needle depends on the quality of fuel used. Poor fuel can clog the needle or carburetor, negating any tuning benefits. Regular fuel system maintenance is essential.

6. **Wear Over Time** Even high-quality needles can wear out with use, especially in demanding conditions (e.g., heavy trail riding, frequent high-RPM use). Replacement intervals may vary based on usage.

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The **KTM 54731034200 Jet Needle (Keihin R1468G 03)** is a practical and affordable upgrade for riders looking to fine-tune their KTM s carburetor. It offers precise control over fuel delivery, improving throttle response and performance when used correctly. However, it is not a standalone solution for all carburetor issues and requires basic tuning knowledge to avoid negative consequences.

For **beginner riders**, this needle provides a solid starting point for experimentation, but they should proceed cautiously and consult tuning resources or professionals if unsure. For **experienced riders**, it is a useful tool in a broader carburetor tuning strategy, allowing incremental adjustments to optimize power and reliability.

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- **Buy it if:** You re comfortable with basic carburetor tuning, suspect your needle is worn, or want to experiment with minor adjustments to improve throttle smoothness and power.

- **Avoid it if:** You lack tuning experience, the carburetor is dirty or damaged, or you re looking for a quick power boost without proper testing.

- **Pair it with:** A carburetor cleaning kit, a fuel system additive (like Seafoam), and gradual testing to assess the impact on performance. Consider consulting a mechanic or using a dyno if you re unsure about adjustments.

- **Best use case:** Ideal for riders maintaining or restoring stock performance, or those tuning for specific conditions (e.g., high altitude, different fuel types). Not a replacement for a full carburetor rebuild if the system is degraded.

**Final Verdict:** A worthwhile purchase for the right rider, but not a magic fix proper tuning and maintenance are key to success.

Details:

Original manufacturer equipment ensures the perfect fit for your machine, guaranteeing optimal performance and durability. Our OEM parts are your key to maintaining that high standard. Elevate your riding experience with quality you can rely on. Our extensive micro fiche data ensures you can always find the correct part for your ride.

part #: 54731034200 price

• $13.73

specifications intakefuelmotorcycle:

• for makes: Ktm
• for years: 2003
• mpn: 54731034200
• model: R1468g 03
• manufacturer warranty: 1 Year
• type: Oem

offer intakefuelmotorcycle:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• started: March 31, 2026
• sold: 0

general intakefuelmotorcycle:

• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Other Air Intake Fuel Delivery
• condition: New

returns intakefuelmotorcycle:

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

shipping intakefuelmotorcycle:

• cost: $6.95
• transit: 2-6 Days
• type: Fixed
• service: Economy, Standard
• class: Economy, Standard

payments intakefuelmotorcycle:

• credit card: Visa
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seller intakefuelmotorcycle:

• # reviews: 48912
• rating: 99.8%
• city: Christiansburg, Virginia

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