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Start ShoppingMikuni FN102221-152.5 High Speed Jet - Precision Fuel Delivery for Power & Performance
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Description
Elevate your power sports experience with the Mikuni FN102221-152.5 High Speed Jet, engineered for optimal fuel-air mixture control at high velocities. This premium jet ensures consistent power output and smooth engine operation, making it a must-have for racers and performance riders.
Key Features
- Precision Fuel Delivery: Advanced metering technology ensures accurate fuel flow for maximum horsepower and fuel efficiency.
- Durable Construction: High-grade brass alloy withstands extreme temperatures and corrosive environments for long-lasting performance.
- Easy Maintenance: Simple adjustment mechanisms allow for quick tuning and hassle-free upkeep during rides.
- Universal Compatibility: Designed to fit a wide range of 2-stroke engines for versatile application across power sports vehicles.
Why Choose This Product
Whether you're competing in high-speed races or exploring rugged terrain, this jet delivers reliable performance under pressure. Its precision engineering reduces fuel waste while maintaining peak engine efficiency, giving riders an edge in both power and economy. The robust build ensures it withstands harsh conditions, while intuitive design makes it accessible for both seasoned mechanics and casual users.
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Elevate your power sports experience with the Mikuni FN102221-152.5 High Speed Jet, engineered for optimal fuel-air mixture control at high velocities. This premium jet ensures consistent power output and smooth engine operation, making it a must-have for racers and performance riders.
Key Features
- Precision Fuel Delivery: Advanced metering technology ensures accurate fuel flow for maximum horsepower and fuel efficiency.
- Durable Construction: High-grade brass alloy withstands extreme temperatures and corrosive environments for long-lasting performance.
- Easy Maintenance: Simple adjustment mechanisms allow for quick tuning and hassle-free upkeep during rides.
- Universal Compatibility: Designed to fit a wide range of 2-stroke engines for versatile application across power sports vehicles.
Why Choose This Product
Whether you're competing in high-speed races or exploring rugged terrain, this jet delivers reliable performance under pressure. Its precision engineering reduces fuel waste while maintaining peak engine efficiency, giving riders an edge in both power and economy. The robust build ensures it withstands harsh conditions, while intuitive design makes it accessible for both seasoned mechanics and casual users.
| SKU | GM8241A538 |
|---|---|
| MPN | FN102221-152.5 |
| Brand | MIKUNI |
| Category | Jets |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various | Mikuni VM/PF/BS carbureted motorcycles, ATVs, dirt bikes | 1980-2025 |
Frequently Asked Questions
Fits Mikuni round-slide carbs like VM26/VM30 series, BS30/32, PF36. Check your carb markings.
Use plug chop method or wideband O2 sensor. Typically for high-altitude or modified exhaust/airbox setups.
Yes, OEM Mikuni part number FN102221-152.5.
No, Mikuni jets are not interchangeable with Keihin/PWK carbs.
Installation Guide
Difficulty
Easy
Est. Time
5 min
Tools Required
- Small flathead screwdriver
- Jet wrench (optional)
Pro Tips
- Remove carb bowl completely for access. Clean needle jet and slide while apart. Test plug chop after install to verify mixture
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Incorrect jet size selection without tuning
Comparison vs Stock/OEM
Direct OEM replacement or upgrade for stock Mikuni jets
Improvements
- Precise fuel delivery for optimal air/fuel ratio
- Better throttle response and power
- Corrosion-resistant brass construction
Considerations
- Requires carb tuning to match engine mods
Durability & Warranty
Expected Lifespan
Entire carb life with proper maintenance
Warranty
Mikuni lifetime warranty against defects
Maintenance
Inspect during carb cleaning (every 20-50 hours)
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