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Start ShoppingMIKUNI FN100606-100 Low Speed Jet - High-Performance Intake System for Powersports
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Description
Upgrade your powersports engine's performance with MIKUNI's FN100606-100 Low Speed Jet. This high-precision intake system delivers optimized fuel-air mixture for improved throttle response, smoother power delivery, and enhanced reliability in demanding off-road and on-road conditions.
Key Features
- Precision Fuel Delivery: Advanced jetting ensures optimal fuel flow for maximum engine efficiency and power output.
- Durable Construction: High-quality materials withstand extreme temperatures and harsh environments for long-lasting performance.
- Easy Installation: Designed for seamless integration with existing carburetor systems without complex modifications.
- Compatibility: Engineered for use with MIKUNI carburetor systems in motorcycles, ATVs, and UTVs.
Why Choose This Product
Whether you're tackling rugged trails or racing on the track, this low-speed jet delivers consistent performance by maintaining the perfect fuel-air ratio across varying operating conditions. Its compact design reduces weight while improving airflow efficiency, giving your engine the edge in power and responsiveness. Trust MIKUNI's reputation for precision engineering to deliver reliable, high-performance results for powersports enthusiasts.
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Upgrade your powersports engine's performance with MIKUNI's FN100606-100 Low Speed Jet. This high-precision intake system delivers optimized fuel-air mixture for improved throttle response, smoother power delivery, and enhanced reliability in demanding off-road and on-road conditions.
Key Features
- Precision Fuel Delivery: Advanced jetting ensures optimal fuel flow for maximum engine efficiency and power output.
- Durable Construction: High-quality materials withstand extreme temperatures and harsh environments for long-lasting performance.
- Easy Installation: Designed for seamless integration with existing carburetor systems without complex modifications.
- Compatibility: Engineered for use with MIKUNI carburetor systems in motorcycles, ATVs, and UTVs.
Why Choose This Product
Whether you're tackling rugged trails or racing on the track, this low-speed jet delivers consistent performance by maintaining the perfect fuel-air ratio across varying operating conditions. Its compact design reduces weight while improving airflow efficiency, giving your engine the edge in power and responsiveness. Trust MIKUNI's reputation for precision engineering to deliver reliable, high-performance results for powersports enthusiasts.| SKU | GM79D37E90 |
|---|---|
| MPN | FN100606-100 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various Japanese | Carbureted motorcycles/ATVs (Keihin/Mikuni carbs) | 1980-2025 |
| Suzuki | DR-Z400, RM250, RMZ450 | 1990-2010 |
| Honda | CRF250R, XR400R, TRX300 | 1985-2020 |
| Yamaha | TT-R230, YZ125, WR250 | 1995-2015 |
| Kawasaki | KLX300, KX250 | 1980-2010 |
Frequently Asked Questions
Fits most Mikuni VM series (VM26-VM40), BS30-38, and compatible Keihin carbs on Japanese bikes/ATVs. Check your carb model.
Yes, the FN100606-100 is a low speed/pilot jet, size #100, for fine-tuning idle and low throttle fuel delivery.
Single jets are for precise tuning. Jet kits provide a range of sizes for complete rejetting.
#100 is a common stock size; larger numbers = richer low-end mixture.
Mikuni is OEM supplier for many Japanese bikes, so this is genuine equipment quality.
Installation Guide
Difficulty
Easy
Est. Time
5 min
Tools Required
- Small flathead screwdriver
- Jet wrench or needle nose pliers
Pro Tips
- Remove float bowl completely for access. Clean jet with carb cleaner before reuse. Always rejet in pairs (pilot jets) for even performance.
Common Mistakes to Avoid
- Dropping the tiny jet into the carb body (use a magnetic pickup tool)
- Not cleaning carb passages before install
Comparison vs Stock/OEM
Direct OEM replacement as Mikuni supplies factory carbs
Improvements
- Precision machined for consistent flow
- Ideal for tuning after mods (exhaust, air filter, altitude)
Considerations
- Must match carb model; not one-size-fits-all
Durability & Warranty
Expected Lifespan
Indefinite with proper cleaning (metal jet)
Warranty
Limited manufacturer warranty against defects
Maintenance
Clean with carb cleaner every service; inspect for wear/clogging
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