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Start ShoppingMIKUNI F786-15008-2.5 Needle Valve Round Pump - High-Performance Fuel System Component
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Description
Upgrade your powersports fuel system with MIKUNI's high-performance Needle Valve Round Pump. This critical component ensures precise fuel metering, enhancing engine efficiency and power delivery for riders who demand reliability on the track.
Key Features
- Precision Engineering: Advanced design for accurate fuel flow control and consistent performance under varying conditions.
- Durable Construction: High-quality materials withstand harsh environments and prolonged use without degradation.
- Compatibility: Specifically engineered for MIKUNI carburetor systems to ensure seamless integration and optimal functionality.
- Easy Installation: Streamlined design simplifies replacement without compromising system integrity.
Why Choose This Product
Whether you're tuning a motorcycle, ATV, or off-road vehicle, this needle valve round pump delivers unmatched reliability and precision. Its robust build ensures long-term performance, while its compatibility with MIKUNI systems makes it an essential upgrade for riders seeking peak engine efficiency and consistent power output.
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Upgrade your powersports fuel system with MIKUNI's high-performance Needle Valve Round Pump. This critical component ensures precise fuel metering, enhancing engine efficiency and power delivery for riders who demand reliability on the track.
Key Features
- Precision Engineering: Advanced design for accurate fuel flow control and consistent performance under varying conditions.
- Durable Construction: High-quality materials withstand harsh environments and prolonged use without degradation.
- Compatibility: Specifically engineered for MIKUNI carburetor systems to ensure seamless integration and optimal functionality.
- Easy Installation: Streamlined design simplifies replacement without compromising system integrity.
Why Choose This Product
Whether you're tuning a motorcycle, ATV, or off-road vehicle, this needle valve round pump delivers unmatched reliability and precision. Its robust build ensures long-term performance, while its compatibility with MIKUNI systems makes it an essential upgrade for riders seeking peak engine efficiency and consistent power output.
| SKU | GM199DC2EA |
|---|---|
| MPN | F786-15008-2.5 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various | Mikuni BS30/BS32/BS34/BS36/BS38/BS40/VM series carbs | 1980-2025 |
| Yamaha | YZ125, YZ250, WR250 | 1990-2010 |
| Suzuki | RM125, RM250, RM-Z250, RM-Z450 | 2000-2020 |
| Kawasaki | KX125, KX250 | 1995-2015 |
Frequently Asked Questions
Fits most Mikuni BS/VM series carbs (BS30 to BS40, VM26 to VM40) used on Yamaha, Suzuki, Kawasaki dirt bikes. Confirm your carb model.
This is the F786-15008-2.5 with large (2.5) clip position for higher fuel flow. Standard replacement for stock 1.5/2.0 valves.
Round pump style for accelerator pump-equipped carbs; provides better sealing and flow in high-vibration off-road use.
Yes, common fix for worn needle/seat causing overflow. Replace both needle and seat together.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Small flathead screwdriver
- Needle nose pliers
- Carb cleaner
Pro Tips
- Remove carb bowl first, inspect float for wear. Set float height to spec (usually 18-22mm). Use carb cleaner to test for leaks before reinstall.
Common Mistakes to Avoid
- Not seating the valve fully
- Damaging Viton tip during install
- Incorrect float height adjustment post-install
Comparison vs Stock/OEM
Direct OEM replacement for Mikuni carbs; 2.5 size offers higher fuel flow than stock 1.5/2.0 valves
Improvements
- Better sealing with Viton tip
- Increased flow for modified jets
- More durable than aged OEM
Considerations
- May require float height adjustment for proper fueling
Durability & Warranty
Expected Lifespan
2-5 years or 100+ hours riding
Warranty
Limited lifetime from Mikuni (defect only)
Maintenance
Inspect annually for wear; replace if float sticks or leaks occur
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