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Start ShoppingMIKUNI FN102221-180 High Speed Jet - High-Performance Fuel Injection System
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Description
Elevate your powersports experience with the MIKUNI FN102221-180 High Speed Jet, engineered for precision fuel delivery and unmatched performance. This high-speed jet system is designed to enhance engine efficiency, deliver consistent power output, and ensure reliable operation in demanding conditions.
Key Features
- High-Speed Fuel Injection: Optimizes combustion efficiency for maximum power and responsiveness.
- Durable Construction: Built with corrosion-resistant materials for long-lasting performance in harsh environments.
- Easy Maintenance: Simplified design allows for quick adjustments and routine servicing.
- Compatibility: Designed to fit a wide range of powersports engines for seamless integration.
Why Choose This Product
Whether you're tackling off-road trails or high-speed racing, the MIKUNI FN102221-180 High Speed Jet offers reliable performance with its advanced engineering. Its precision fuel delivery system ensures consistent power output, while the durable build guarantees long-term reliability. Perfect for riders who demand peak performance without compromising on maintenance ease.
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Elevate your powersports experience with the MIKUNI FN102221-180 High Speed Jet, engineered for precision fuel delivery and unmatched performance. This high-speed jet system is designed to enhance engine efficiency, deliver consistent power output, and ensure reliable operation in demanding conditions.
Key Features
- High-Speed Fuel Injection: Optimizes combustion efficiency for maximum power and responsiveness.
- Durable Construction: Built with corrosion-resistant materials for long-lasting performance in harsh environments.
- Easy Maintenance: Simplified design allows for quick adjustments and routine servicing.
- Compatibility: Designed to fit a wide range of powersports engines for seamless integration.
Why Choose This Product
Whether you're tackling off-road trails or high-speed racing, the MIKUNI FN102221-180 High Speed Jet offers reliable performance with its advanced engineering. Its precision fuel delivery system ensures consistent power output, while the durable build guarantees long-term reliability. Perfect for riders who demand peak performance without compromising on maintenance ease.
| SKU | GMB39E0D87 |
|---|---|
| MPN | FN102221-180 |
| Brand | MIKUNI |
| Category | Jets |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various Japanese | Carbureted motorcycles/ATVs (e.g., Honda XR, Yamaha YZ, Kawasaki KX, Suzuki RM) | 1980-2025 |
Frequently Asked Questions
Fits most Mikuni round slide carbs like VM26-VM34, BS32-42, and PF series used on Honda, Yamaha, Kawasaki, Suzuki 2-stroke/4-stroke bikes.
This is a high speed (main) jet for controlling fuel delivery above 3/4 throttle.
Often paired with pilot jet changes for full re-jet when modifying air/fuel (exhaust, air filter, altitude).
No, Mikuni jets are not interchangeable with Keihin without adapter/modification.
Installation Guide
Difficulty
Easy
Est. Time
5 min
Tools Required
- Small flathead screwdriver
- Jet wrench (optional)
Pro Tips
- Clean the carb thoroughly first. Verify jet size with calipers. Test plug chop after install to confirm mixture
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Incorrect jet sizing without re-jetting the pilot
Comparison vs Stock/OEM
Direct OEM replacement or performance upgrade for stock Mikuni carbs
Improvements
- Precise fuel metering for modified engines
- Better atomization than worn stock jets
Considerations
- Requires tuning; improper size can cause lean/rich conditions
Durability & Warranty
Expected Lifespan
Indefinite with clean fuel; outlasts carburetor life
Warranty
Limited lifetime from Mikuni against manufacturing defects
Maintenance
Inspect/clean during carb service (every 20-50 hours)
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