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Start ShoppingMIKUNI Bleed Pilot Jet 32.5 - High-Performance Brass Jet for Powersports Engines
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Description
Upgrade your powersports engine's fuel system with the MIKUNI FM28/1001-32.5 Bleed Pilot Jet. This precision-crafted brass jet delivers consistent fuel flow for responsive throttle control and enhanced engine performance. Perfect for tuning carbureted engines in motorcycles, ATVs, and off-road vehicles.
Key Features
- Material: Solid brass construction resists corrosion and ensures long-lasting durability in harsh environments.
- Jet Size: 32.5mm diameter provides precise fuel metering for optimal combustion efficiency.
- Dimensions: Standard Mikuni TM series pilot jet size (approx. 5mm diameter) ensures compatibility with existing carburetor setups.
- Weight: Negligible (under 1g) for minimal impact on engine balance and performance.
Why Choose This Product
Whether you're fine-tuning a high-performance motorcycle or upgrading an ATV's fuel system, this MIKUNI Bleed Pilot Jet offers unmatched reliability. Its brass composition ensures consistent fuel flow under varying temperatures and pressures, while the standard size simplifies installation. Riders benefit from smoother acceleration, improved fuel economy, and reduced engine hesitation. The lightweight design minimizes rotational mass, enhancing overall engine responsiveness. This jet is essential for enthusiasts seeking precise control over their powersports engine's fuel delivery system.
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Upgrade your powersports engine's fuel system with the MIKUNI FM28/1001-32.5 Bleed Pilot Jet. This precision-crafted brass jet delivers consistent fuel flow for responsive throttle control and enhanced engine performance. Perfect for tuning carbureted engines in motorcycles, ATVs, and off-road vehicles.
Key Features
- Material: Solid brass construction resists corrosion and ensures long-lasting durability in harsh environments.
- Jet Size: 32.5mm diameter provides precise fuel metering for optimal combustion efficiency.
- Dimensions: Standard Mikuni TM series pilot jet size (approx. 5mm diameter) ensures compatibility with existing carburetor setups.
- Weight: Negligible (under 1g) for minimal impact on engine balance and performance.
Why Choose This Product
Whether you're fine-tuning a high-performance motorcycle or upgrading an ATV's fuel system, this MIKUNI Bleed Pilot Jet offers unmatched reliability. Its brass composition ensures consistent fuel flow under varying temperatures and pressures, while the standard size simplifies installation. Riders benefit from smoother acceleration, improved fuel economy, and reduced engine hesitation. The lightweight design minimizes rotational mass, enhancing overall engine responsiveness. This jet is essential for enthusiasts seeking precise control over their powersports engine's fuel delivery system.| SKU | GME9D2AB50 |
|---|---|
| MPN | FM28/1001-32.5 |
| Brand | MIKUNI |
| Category | Jets |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various (Honda, Yamaha, Kawasaki, Suzuki) | TM40 carbureted models | 1980-2025 |
| Honda | XR series (XR250R, XR400R, XR650R) | 1990-2010 |
| Yamaha | XT series (XT250, XT600), YZ/WR 2-stroke | 1985-2020 |
Frequently Asked Questions
Fits Mikuni TM28, TM38, TM40 flat-slide carbs used on many 2-stroke and 4-stroke dirt bikes.
Tune based on idle mixture screw turns (1.5-2.5 out ideal) and plug chop; lean idle = larger pilot.
Bleed pilot jets have air bleeds for better low-speed atomization in performance setups.
No, this is for carbureted engines only.
Installation Guide
Difficulty
Easy
Est. Time
10 min
Tools Required
- Small flathead screwdriver
- Jet removal tool (optional)
- Carb cleaner
Pro Tips
- Remove carb, unscrew old pilot from bottom of float bowl. Blow out passages with carb cleaner. Verify jet size stamped on side.
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Installing wrong size jet
Comparison vs Stock/OEM
Aftermarket performance jet vs OEM; bleed design improves fuel atomization
Improvements
- Better throttle response at low RPM
- Easier tuning for mods/elevation
- Smoother idle
Considerations
- Requires re-tuning; not plug-and-play
Durability & Warranty
Expected Lifespan
Entire carb life if not run on ethanol fuel
Warranty
Limited manufacturer warranty (defect only)
Maintenance
Inspect during carb cleans; replace if passages clog
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