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Start ShoppingMIKUNI FJ8-8CFY02-97 Jet Needle - Precision Fuel Metering for Carburetors
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Description
Upgrade your carburetor's fuel delivery system with this MIKUNI FJ8-8CFY02-97 Jet Needle. Engineered for precision fuel metering, this stainless steel component ensures consistent performance and reliable power output for powersports engines.
Key Features
- Stainless Steel Construction: Resists corrosion and maintains accuracy in harsh environments.
- Exact Dimensions: 2.36 in (60mm) length and 0.08 in (2mm) diameter for precise fitment.
- Lightweight Design: Only 0.1 oz (3g) for minimal impact on engine balance.
- Adjustable Clip Positions: 5 clip positions allow fine-tuning of fuel delivery.
- Carburetor Compatibility: Specifically designed for MIKUNI carburetors for seamless integration.
Why Choose This Product
Whether you're tuning a motorcycle, ATV, or off-road vehicle, this jet needle delivers unmatched accuracy and durability. Its stainless steel construction ensures long-term reliability, while the adjustable clip positions give you control over fuel metering. The compact design reduces weight without compromising performance, making it ideal for riders who demand precision and efficiency. Perfect for both daily use and high-performance applications, this component helps maintain optimal engine operation and fuel efficiency.
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Upgrade your carburetor's fuel delivery system with this MIKUNI FJ8-8CFY02-97 Jet Needle. Engineered for precision fuel metering, this stainless steel component ensures consistent performance and reliable power output for powersports engines.
Key Features
- Stainless Steel Construction: Resists corrosion and maintains accuracy in harsh environments.
- Exact Dimensions: 2.36 in (60mm) length and 0.08 in (2mm) diameter for precise fitment.
- Lightweight Design: Only 0.1 oz (3g) for minimal impact on engine balance.
- Adjustable Clip Positions: 5 clip positions allow fine-tuning of fuel delivery.
- Carburetor Compatibility: Specifically designed for MIKUNI carburetors for seamless integration.
Why Choose This Product
Whether you're tuning a motorcycle, ATV, or off-road vehicle, this jet needle delivers unmatched accuracy and durability. Its stainless steel construction ensures long-term reliability, while the adjustable clip positions give you control over fuel metering. The compact design reduces weight without compromising performance, making it ideal for riders who demand precision and efficiency. Perfect for both daily use and high-performance applications, this component helps maintain optimal engine operation and fuel efficiency.| SKU | GM43E9D6FF |
|---|---|
| MPN | FJ8-8CFY02-97 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Suzuki | RM250 | 1997-2003 |
| Suzuki | RMX250 | 1996-2002 |
| Kawasaki | KX250 | 1998-2004 |
Frequently Asked Questions
Fits Mikuni TM38 flat-slide carburetors on Suzuki RM250/RMX250 (1996-2003) and Kawasaki KX250 (1998-2004).
Start with stock position (usually 3rd groove from top). Adjust up for leaner mid-range, down for richer based on plug reads and performance.
Yes, genuine Mikuni OEM jet needle, part number FJ8-8CFY02-97.
Often paired with main/pilot jet changes for complete tuning, but can be used alone for mid-range adjustments.
Installation Guide
Difficulty
Easy
Est. Time
10 min
Tools Required
- Small flathead screwdriver
- Needle nose pliers
Pro Tips
- Mark clip position before removal. Clean carb slides and body before reinstall. Test in all clip positions for optimal jetting.
Common Mistakes to Avoid
- Forgetting to note original clip position
- Damaging needle during removal
Comparison vs Stock/OEM
Direct OEM replacement needle; identical to factory specification
Improvements
- Restores proper fuel metering when stock needle is worn
- Enables precise tuning for altitude/temp changes
Considerations
- No performance gain over stock unless paired with other jets
Durability & Warranty
Expected Lifespan
Indefinite with proper care (does not wear out like jets)
Warranty
Mikuni lifetime warranty against manufacturing defects
Maintenance
Inspect for straightness/bends during carb service; clean with carb cleaner
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