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Start ShoppingMIKUNI FVM40/02-2.5 Throttle Slide - Precision Intake Control for Carburetors
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Description
Upgrade your carburetor's throttle response with this precision-engineered MIKUNI throttle slide. Designed for the FVM40/02-2.5 system, this critical component ensures smooth acceleration and consistent power delivery across your powersports vehicle's engine range.
Key Features
- Model-Specific Design: Precision-machined for perfect fit with MIKUNI FVM40/02-2.5 carburetors
- Enhanced Flow Dynamics: Optimized bore size for improved air-fuel mixture control at all throttle positions
- Durable Construction: High-grade brass alloy resists wear and corrosion for long-lasting performance
- Easy Installation: Plug-and-play design with standard mounting dimensions for quick carburetor upgrades
Why Choose This Product
Whether you're tuning a high-performance motorcycle or optimizing a utility vehicle, this throttle slide delivers precise throttle control that enhances engine responsiveness. Its durable construction ensures reliable performance through extreme conditions, while the model-specific design guarantees seamless integration with your existing carburetor system. Riders who demand consistent power delivery will appreciate the smooth transition across throttle ranges, making this component essential for both street and off-road applications.
SKU:
GM8F2EF7CD
MPN:
FVM40/02-2.5
Category:
Intake/Carb/Fuel System
Brand:
MIKUNI
Stock:
Only 3 left!
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Upgrade your carburetor's throttle response with this precision-engineered MIKUNI throttle slide. Designed for the FVM40/02-2.5 system, this critical component ensures smooth acceleration and consistent power delivery across your powersports vehicle's engine range.
Key Features
- Model-Specific Design: Precision-machined for perfect fit with MIKUNI FVM40/02-2.5 carburetors
- Enhanced Flow Dynamics: Optimized bore size for improved air-fuel mixture control at all throttle positions
- Durable Construction: High-grade brass alloy resists wear and corrosion for long-lasting performance
- Easy Installation: Plug-and-play design with standard mounting dimensions for quick carburetor upgrades
Why Choose This Product
Whether you're tuning a high-performance motorcycle or optimizing a utility vehicle, this throttle slide delivers precise throttle control that enhances engine responsiveness. Its durable construction ensures reliable performance through extreme conditions, while the model-specific design guarantees seamless integration with your existing carburetor system. Riders who demand consistent power delivery will appreciate the smooth transition across throttle ranges, making this component essential for both street and off-road applications.| SKU | GM8F2EF7CD |
|---|---|
| MPN | FVM40/02-2.5 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Kawasaki | KX450F | 2009-2019 |
| Honda | CRF450R | 2010-2018 |
| Suzuki | RMZ450 | 2008-2020 |
Frequently Asked Questions
The number indicates the cutaway angle/depth on the throttle slide. Lower numbers (like 2.5) provide richer mid-range fueling compared to higher numbers.
Fits Mikuni TM40, FCR39/41, and HSR42 carburetors commonly found on late-model 4-stroke motocross bikes.
Often yes, especially if changing significantly from stock cutaway. Test and adjust jetting for your setup.
Genuine Mikuni replacement part, often used as performance upgrade over OEM slides.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Phillips screwdriver
- small flathead screwdriver
- needle nose pliers
Pro Tips
- Mark your current slide position before removal
- Clean carb body thoroughly before installing new slide
Common Mistakes to Avoid
- Forgetting to note needle clip position
- Damaging slide needle during removal
Comparison vs Stock/OEM
Aftermarket Mikuni slide with precise cutaway vs often worn OEM plastic/metal slides
Improvements
- Better throttle response and modulation
- More consistent wear and durability
- Tunable fueling for racing setups
Considerations
- Requires jetting changes
- Not plug-and-play for all bikes
Durability & Warranty
Expected Lifespan
2-5 years of racing abuse
Warranty
1 year Mikuni manufacturer warranty
Maintenance
Inspect for wear annually, clean during carb service
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