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Start ShoppingMIKUNI FVM22/210-12.5 Pilot Jet - Brass Fuel Jet for High-Performance Powersports Engines
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Description
Upgrade your engine's performance with the MIKUNI FVM22/210-12.5 Pilot Jet. This precision-engineered brass jet delivers consistent fuel delivery and seamless throttle response for power sports enthusiasts.
Key Features
- Brass Construction: Durable, corrosion-resistant material ensures long-lasting performance in harsh environments.
- 12.5mm Jet Size: Optimized fuel flow for high-performance engines and modified power sports applications.
- M5 x 0.75 Thread: Standard thread size for easy installation and compatibility with MIKUNI carburetor systems.
- Calibration Marks: Precise markings enable accurate tuning for perfect fuel-air mixture balance.
- 0.5g Weight: Lightweight design reduces strain on engine components while maintaining structural integrity.
Why Choose This Product
Whether you're racing, off-roading, or modifying your powersports vehicle, this MIKUNI pilot jet offers unmatched reliability and precision. Its brass construction resists wear from fuel and heat, while the calibration marks give you full control over engine tuning. The compact 10.5mm length ensures optimal airflow without compromising performance. This jet is essential for riders seeking maximum power output and smooth throttle response in demanding conditions.
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Upgrade your engine's performance with the MIKUNI FVM22/210-12.5 Pilot Jet. This precision-engineered brass jet delivers consistent fuel delivery and seamless throttle response for power sports enthusiasts.
Key Features
- Brass Construction: Durable, corrosion-resistant material ensures long-lasting performance in harsh environments.
- 12.5mm Jet Size: Optimized fuel flow for high-performance engines and modified power sports applications.
- M5 x 0.75 Thread: Standard thread size for easy installation and compatibility with MIKUNI carburetor systems.
- Calibration Marks: Precise markings enable accurate tuning for perfect fuel-air mixture balance.
- 0.5g Weight: Lightweight design reduces strain on engine components while maintaining structural integrity.
Why Choose This Product
Whether you're racing, off-roading, or modifying your powersports vehicle, this MIKUNI pilot jet offers unmatched reliability and precision. Its brass construction resists wear from fuel and heat, while the calibration marks give you full control over engine tuning. The compact 10.5mm length ensures optimal airflow without compromising performance. This jet is essential for riders seeking maximum power output and smooth throttle response in demanding conditions.| SKU | GM20717876 |
|---|---|
| MPN | FVM22/210-12.5 |
| Brand | MIKUNI |
| Category | Jets |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various Japanese | VM22/VM24/VM26 carbureted motorcycles | 1980-2025 |
| Suzuki | DR350/DR400 | 1990-2010 |
| Yamaha | TTR125LE/TT-R230 | 2000-2025 |
Frequently Asked Questions
Fits Mikuni VM22, VM24, VM26 series carburetors found on Suzuki DR-Z400, Yamaha TTR, Kawasaki KLX dirt bikes and many dual-sport bikes.
Check your stock jet size first. Use smaller numbers for higher altitudes/thinner air, larger for sea level/richer mixtures. Consult jetting charts for your specific bike.
Often yes - pilot jet controls 0-1/4 throttle. Clean carb first, then adjust jet size based on plug chop analysis.
Genuine Mikuni OEM part number FVM22/210-12.5. Always buy from reputable powersports retailers.
Pilot and main jets are independent. Adjust pilot for idle/low speed, main for mid-high throttle.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Small flathead screwdriver
- Needle nose pliers
- Jet cleaner tool
- Carb cleaner
Pro Tips
- Use carb cleaner on all passages
- Verify float height after jet change
- Make small adjustments (1 size at a time)
- Record stock jet size before changing
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Damaging o-rings during removal
- Incorrect jet sizing for altitude/temp
Comparison vs Stock/OEM
Direct OEM replacement or performance upgrade depending on application
Improvements
- Precise fuel delivery for optimal air/fuel ratio
- Eliminates low-speed bogging/hesitation
- Corrects altitude and temperature changes
Considerations
- Requires proper jetting knowledge
- May need main jet adjustment too
Durability & Warranty
Expected Lifespan
Indefinite with proper fuel quality
Warranty
Manufacturer defect only
Maintenance
Inspect/clean during carb service (every 20-50 hours)
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