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Start ShoppingMIKUNI FN102221-80 High Speed Jet - Precision Fuel Delivery for Power & Performance
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Description
Upgrade your engine's performance with the MIKUNI FN102221-80 High Speed Jet, engineered for precision fuel delivery and maximum power output. This high-speed jet is designed to optimize combustion efficiency, ensuring reliable performance across a range of riding conditions.
Key Features
- Adjustable Needle Jet: Fine-tune fuel delivery for optimal engine performance and responsiveness.
- Durable Stainless Steel Construction: Resists corrosion and wear, ensuring long-lasting reliability in demanding environments.
- Precision Fuel Metering: Advanced design for consistent fuel flow, enhancing engine efficiency and power delivery.
- Universal Compatibility: Fits a wide range of engines for easy installation and adaptability.
- High-Flow Design: Maximizes airflow for improved throttle response and horsepower.
Why Choose This Product
Whether you're tackling off-road trails or high-speed tracks, the MIKUNI FN102221-80 High Speed Jet delivers unmatched performance. Its durable build and precise engineering make it a trusted choice for riders who demand reliability and power. Perfect for both daily use and competitive riding, this jet ensures your engine runs at peak efficiency without compromising durability.
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Upgrade your engine's performance with the MIKUNI FN102221-80 High Speed Jet, engineered for precision fuel delivery and maximum power output. This high-speed jet is designed to optimize combustion efficiency, ensuring reliable performance across a range of riding conditions.
Key Features
- Adjustable Needle Jet: Fine-tune fuel delivery for optimal engine performance and responsiveness.
- Durable Stainless Steel Construction: Resists corrosion and wear, ensuring long-lasting reliability in demanding environments.
- Precision Fuel Metering: Advanced design for consistent fuel flow, enhancing engine efficiency and power delivery.
- Universal Compatibility: Fits a wide range of engines for easy installation and adaptability.
- High-Flow Design: Maximizes airflow for improved throttle response and horsepower.
Why Choose This Product
Whether you're tackling off-road trails or high-speed tracks, the MIKUNI FN102221-80 High Speed Jet delivers unmatched performance. Its durable build and precise engineering make it a trusted choice for riders who demand reliability and power. Perfect for both daily use and competitive riding, this jet ensures your engine runs at peak efficiency without compromising durability.
| SKU | GM419F958B |
|---|---|
| MPN | FN102221-80 |
| Brand | MIKUNI |
| Category | Jets |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various (Universal) | Mikuni VM/PF/BS/HVM carbureted motorcycles, ATVs | 1980-2024 |
Frequently Asked Questions
Fits most Mikuni VM, PF, BS, and HVM series carbs with #220 main jet position. Check your carb model.
This is a high speed (main) jet for the main circuit, not pilot.
Single jet for custom tuning; often bought with full rejet kit for elevation/ mods.
Proper sizing can optimize fuel mixture for better performance; too large can cause fouling.
Installation Guide
Difficulty
Easy
Est. Time
5 min
Tools Required
- Small flathead screwdriver
- Jet wrench or needle nose pliers
Pro Tips
- Remove carb bowl first, note original jet size, clean with carb cleaner, test tune after install
Common Mistakes to Avoid
- Dropping the tiny jet into carb body (use magnet tool)
- Not cleaning carb passages before install
Comparison vs Stock/OEM
Direct OEM replacement or upgrade for worn jets; precision machined brass
Improvements
- Consistent fuel flow
- Better tuning precision
- Corrosion resistant
Considerations
- Must match engine mods/exhaust/air filter for optimal use
Durability & Warranty
Expected Lifespan
Entire engine life if not damaged; replace when tuning changes
Warranty
Limited lifetime (Mikuni standard)
Maintenance
Inspect during carb service; clean if fouled
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