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Start ShoppingMIKUNI FVM28/486-52.5 Bleed Pilot Jets - Brass Main Jet for TM Series Carburetors
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Description
Upgrade your Mikuni TM series carburetor with these high-performance bleed pilot jets designed for precise fuel metering and reliable engine operation. Perfect for riders seeking enhanced throttle response and consistent power delivery.
Key Features
- Material: Durable brass construction for corrosion resistance and long-lasting performance
- Size: 52.5 main jet size for accurate fuel flow calibration
- Type: Specialized bleed pilot jet for Mikuni TM series carburetors
- Weight: Lightweight 0.1 oz design for easy installation and handling
Why Choose This Product
These bleed pilot jets deliver unmatched precision for fuel delivery, ensuring smooth engine operation across all throttle ranges. The brass material resists clogging and maintains consistent performance in varying weather conditions. Compatible with Mikuni TM series carburetors, these jets are essential for tuning high-performance engines and achieving optimal horsepower. Riders will appreciate the lightweight design that simplifies maintenance while delivering reliable fuel metering for improved throttle response.
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Upgrade your Mikuni TM series carburetor with these high-performance bleed pilot jets designed for precise fuel metering and reliable engine operation. Perfect for riders seeking enhanced throttle response and consistent power delivery.
Key Features
- Material: Durable brass construction for corrosion resistance and long-lasting performance
- Size: 52.5 main jet size for accurate fuel flow calibration
- Type: Specialized bleed pilot jet for Mikuni TM series carburetors
- Weight: Lightweight 0.1 oz design for easy installation and handling
Why Choose This Product
These bleed pilot jets deliver unmatched precision for fuel delivery, ensuring smooth engine operation across all throttle ranges. The brass material resists clogging and maintains consistent performance in varying weather conditions. Compatible with Mikuni TM series carburetors, these jets are essential for tuning high-performance engines and achieving optimal horsepower. Riders will appreciate the lightweight design that simplifies maintenance while delivering reliable fuel metering for improved throttle response.
| SKU | GM322BFDF3 |
|---|---|
| MPN | FVM28/486-52.5 |
| Brand | MIKUNI |
| Category | Jets |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Kawasaki | KX450F | 2008-2013 |
| Suzuki | RMZ450 | 2009-2015 |
| Honda | CRF450R | 2007-2012 |
| Yamaha | YZ450F | 2010-2014 |
Frequently Asked Questions
Fits Mikuni TM/FVM series carburetors (28-48mm) found on late 2000s-2010s Japanese 450cc motocross bikes like Kawasaki KX450F, Honda CRF450R, Yamaha YZ450F.
Often yes - pilot jets are tuned with main jets and needles for complete setup. Check your elevation, temp, and mods.
Genuine Mikuni OEM quality replacement part, same as factory.
52.5 size is typically richer than stock 45-50 pilots, good for higher altitudes or low-speed circuit tuning.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Small flathead screwdriver
- Jet removal tool or needle nose pliers
Pro Tips
- Count turns on old pilot jet for air screw baseline
- Clean jet orifice with carb cleaner before install
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Installing without syncing air screws
Comparison vs Stock/OEM
Direct OEM replacement, identical to factory Mikuni jets
Improvements
- Precise tuning sizes for custom jetting
- Brass construction matches OEM durability
Considerations
- Requires proper tuning knowledge - not plug and play without adjustment
Durability & Warranty
Expected Lifespan
Entire carb life with proper cleaning
Warranty
Mikuni lifetime defect warranty
Maintenance
Remove and clean during annual carb service
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