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Start ShoppingMIKUNI FVM22/210-27.5 Bleed Pilot Jet - Brass Carburetor Jet for VM Series
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Description
Upgrade your Mikuni VM series carburetor with this precision-engineered bleed pilot jet. Designed for seamless fuel delivery and peak engine performance, this brass jet ensures reliable operation in high-performance powersports applications.
Key Features
- Brass Construction: Durable, corrosion-resistant material for long-lasting performance in harsh environments.
- M5 x 0.75 Thread: Standard thread size for easy installation and compatibility with Mikuni VM series carburetors.
- 27.5 Main Jet Equivalent: Precisely calibrated for optimal fuel-air mixture in pilot circuit applications.
- Bleed-Type Design: Enhances fuel flow control and prevents flooding for smoother engine operation.
Why Choose This Product
This bleed pilot jet delivers consistent fuel delivery, ensuring reliable performance across a range of riding conditions. Its lightweight brass construction reduces strain on carburetor components while maintaining structural integrity. Perfect for riders seeking precise fuel metering and improved engine responsiveness without compromising durability.
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Upgrade your Mikuni VM series carburetor with this precision-engineered bleed pilot jet. Designed for seamless fuel delivery and peak engine performance, this brass jet ensures reliable operation in high-performance powersports applications.
Key Features
- Brass Construction: Durable, corrosion-resistant material for long-lasting performance in harsh environments.
- M5 x 0.75 Thread: Standard thread size for easy installation and compatibility with Mikuni VM series carburetors.
- 27.5 Main Jet Equivalent: Precisely calibrated for optimal fuel-air mixture in pilot circuit applications.
- Bleed-Type Design: Enhances fuel flow control and prevents flooding for smoother engine operation.
Why Choose This Product
This bleed pilot jet delivers consistent fuel delivery, ensuring reliable performance across a range of riding conditions. Its lightweight brass construction reduces strain on carburetor components while maintaining structural integrity. Perfect for riders seeking precise fuel metering and improved engine responsiveness without compromising durability.
| SKU | GMBF451F72 |
|---|---|
| MPN | FVM22/210-27.5 |
| Brand | MIKUNI |
| Category | Jets |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various (Suzuki, Yamaha, Honda, Kawasaki) | Models with Mikuni VM22, VM24, VM26, VM28, VM30, VM32, VM34, VM36, VM38 carburetors | 1980-2025 |
| Suzuki | DR350, DRZ400 (early), RM250, RMZ450 | 1985-2000 |
| Yamaha | XT225, TTR225, WR250, YZ250 | 1990-2010 |
Frequently Asked Questions
Start with factory jetting specs or current jet size. Richen by 2.5 steps for altitude/temp changes (e.g., 25 to 27.5).
Bleed pilots have air bleeds for better atomization at part throttle; used in VM carbs for cleaner idle to mid-range.
No, Mikuni FVM series specific. Keihin uses different threading/sizing.
Drill out the vacuum plug on top of carb float bowl, insert screwdriver into jet slot and unscrew counterclockwise.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Small flathead screwdriver
- Jet drill or removal tool
- Carb cleaner
- Magnifying glass (optional)
Pro Tips
- Remove the vacuum slide plug to access pilot jet
- Count turns on old jet for reinstall reference
- Clean with carb cleaner and compressed air
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Confusing pilot jet with main jet
- Overlooking vacuum plug removal
Comparison vs Stock/OEM
Direct OEM replacement or tuning upgrade for Mikuni-equipped bikes
Improvements
- Precise fuel delivery for specific conditions
- Better throttle response and elimination of lean bog
- Superior brass machining vs. worn factory jets
Considerations
- Requires rejetting knowledge; not plug-and-play without tuning
Durability & Warranty
Expected Lifespan
Indefinite with proper maintenance (carb rebuild every 50-100 hours)
Warranty
Limited lifetime from Mikuni against manufacturing defects
Maintenance
Inspect during carb cleaning; replace if passages clog or deformed
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