Your cart is empty
Start ShoppingMIKUNI FVM38/52-2.5 Throttle Slide - High-Performance Carburetor Intake System
Fits your
May not fit your
Description
Upgrade your carburetor's airflow efficiency with this MIKUNI Throttle Slide. Engineered for precision performance, this component ensures smooth throttle response and consistent fuel delivery for enhanced power output.
Key Features
- Aluminum Alloy Construction: Lightweight yet durable, resisting corrosion for long-term reliability.
- Brass Needle Jet: Ensures precise fuel metering for optimal engine performance.
- 38mm Bore & 52mm Cap Dimensions: Perfect fit for compatible carburetor systems.
- 2.5 Cutaway Design: Enhances airflow control and throttle sensitivity.
- Lightweight (0.2 lbs): Reduces moving mass for quicker response times.
Why Choose This Product
This throttle slide combines MIKUNI's expertise with precision engineering to deliver consistent performance. The aluminum alloy construction resists warping, while the brass needle jet ensures accurate fuel delivery. Its compact design fits seamlessly into existing carburetor systems, making it ideal for riders seeking improved throttle control and engine efficiency without compromising durability.
SKU:
GM81B43F2E
MPN:
FVM38/52-2.5
Category:
Intake/Carb/Fuel System
Brand:
MIKUNI
Stock:
Out of Stock
Delivery
Checking availability...
Estimated arrival
Order within to ship today
Orders ship
Shipping to
Enter your ZIP code for delivery estimate
Price Match Guarantee
Found it cheaper?
Log in to submit a price match request.
Price
Quantity
Free Shipping $100+
14-Day Returns
Secure Checkout
Price Match
Complete the Build
This item
$60.90
In Cart
Upgrade your carburetor's airflow efficiency with this MIKUNI Throttle Slide. Engineered for precision performance, this component ensures smooth throttle response and consistent fuel delivery for enhanced power output.
Key Features
- Aluminum Alloy Construction: Lightweight yet durable, resisting corrosion for long-term reliability.
- Brass Needle Jet: Ensures precise fuel metering for optimal engine performance.
- 38mm Bore & 52mm Cap Dimensions: Perfect fit for compatible carburetor systems.
- 2.5 Cutaway Design: Enhances airflow control and throttle sensitivity.
- Lightweight (0.2 lbs): Reduces moving mass for quicker response times.
Why Choose This Product
This throttle slide combines MIKUNI's expertise with precision engineering to deliver consistent performance. The aluminum alloy construction resists warping, while the brass needle jet ensures accurate fuel delivery. Its compact design fits seamlessly into existing carburetor systems, making it ideal for riders seeking improved throttle control and engine efficiency without compromising durability.
| SKU | GM81B43F2E |
|---|---|
| MPN | FVM38/52-2.5 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
0.0
0 reviews
0
Log in to write a review.
Reviews
No reviews yet. Be the first to review this product!
Featured Review
| Make | Model | Years |
|---|---|---|
| Honda | CRF450R | 2009-2015 |
| KTM | 450 SX-F | 2010-2016 |
| Yamaha | YZF450 | 2008-2014 |
Frequently Asked Questions
Fits Mikuni TM38, FCR39, FVM38 series carburetors commonly found on 250-450cc motocross bikes.
Typically used for mid-range tuning; may require main/pilot jet adjustments based on elevation and mods.
Direct replacement for many OEM carbs on Honda CRF, Yamaha YZ, KTM SX models listed in fitment.
Yes, includes matching needle jet (usually N-1 or equivalent).
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Phillips screwdriver
- small flathead screwdriver
- needle nose pliers
Pro Tips
- Lubricate slide with light oil
- Verify needle clip position matches cutaway
Common Mistakes to Avoid
- Not cleaning carb body before install
- Damaging slide needle during assembly
Comparison vs Stock/OEM
Mikuni aftermarket slide offers smoother action and better wear resistance than plastic OEM slides
Improvements
- CNC machined aluminum construction
- More precise throttle response
- Longer service life
Considerations
- May require rejetting for optimal performance
Durability & Warranty
Expected Lifespan
2-5 years with proper jetting and maintenance
Warranty
Limited lifetime warranty from Mikuni against manufacturing defects
Maintenance
Clean with carb cleaner every 10-20 hours; inspect needle wear annually
What Others Are Saying
Reviews from across the web
