Your cart is empty
Start ShoppingMIKUNI FN224103-25 Bleed Pilot Jets - Precision Fuel Delivery for Optimal Engine Performance
Fits your
May not fit your
Description
Upgrade your powersports engine's fuel delivery system with these precision-engineered MIKUNI bleed pilot jets. Designed for carbureted engines, these jets ensure accurate fuel-air mixture control, enhancing throttle response and overall engine efficiency.
Key Features
- Exact Fuel Calibration: Optimized flow rates for precise fuel delivery, preventing rich/lean conditions and improving engine performance.
- High-Quality Construction: Durable brass alloy ensures long-lasting reliability in demanding off-road and street environments.
- Easy Installation: Standardized design fits most MIKUNI carburetor setups, simplifying maintenance and tuning processes.
Why Choose This Product
These bleed pilot jets are essential for riders seeking peak engine performance and consistent fuel delivery. Their precision engineering ensures smooth acceleration, better fuel efficiency, and reduced emissions. Whether you're modifying a motorcycle, ATV, or UTV, these jets provide the accuracy needed for professional-level tuning. The corrosion-resistant materials also ensure trouble-free operation in harsh conditions, making them a must-have for serious powersports enthusiasts.
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
$19.80
In Cart
Upgrade your powersports engine's fuel delivery system with these precision-engineered MIKUNI bleed pilot jets. Designed for carbureted engines, these jets ensure accurate fuel-air mixture control, enhancing throttle response and overall engine efficiency.
Key Features
- Exact Fuel Calibration: Optimized flow rates for precise fuel delivery, preventing rich/lean conditions and improving engine performance.
- High-Quality Construction: Durable brass alloy ensures long-lasting reliability in demanding off-road and street environments.
- Easy Installation: Standardized design fits most MIKUNI carburetor setups, simplifying maintenance and tuning processes.
Why Choose This Product
These bleed pilot jets are essential for riders seeking peak engine performance and consistent fuel delivery. Their precision engineering ensures smooth acceleration, better fuel efficiency, and reduced emissions. Whether you're modifying a motorcycle, ATV, or UTV, these jets provide the accuracy needed for professional-level tuning. The corrosion-resistant materials also ensure trouble-free operation in harsh conditions, making them a must-have for serious powersports enthusiasts.
| SKU | GM2901A559 |
|---|---|
| MPN | FN224103-25 |
| Brand | MIKUNI |
| Category | Jets |
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 |
|---|---|---|
| Various Japanese | Models with Mikuni VM/PF/BS carburetors (e.g., Honda XR/CRF, Yamaha YZ/WR, Kawasaki KX/KLX, Suzuki RM/DRZ) | 1980-2025 |
Frequently Asked Questions
#25 bleed pilot jet for fine-tuning air/fuel mixture in Mikuni carbs.
Fits most Mikuni VM26-VM34, BS32-VM34, PF series carbs on dirt bikes/ATVs. Check your carb model.
Recommended; single jets are for precise tuning, kits provide range of sizes.
Larger numbers = richer mixture. Test plug reads and elevation/temp guide jetting.
Installation Guide
Difficulty
Easy
Est. Time
10 min
Tools Required
- Small flathead screwdriver
- Jet cleaning needle or wire
Pro Tips
- Remove carburetor, unscrew old pilot jet counterclockwise, install new one hand-tight then 1/4 turn with screwdriver. Always re-jet complete set for best results.
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Incorrect jet sizing for altitude/temp
Comparison vs Stock/OEM
Direct OEM-spec replacement or upgrade for worn factory jets
Improvements
- Precision machined brass for consistent fuel flow
- Better corrosion resistance
- Ideal for altitude/temp adjustments stock jets can't handle
Considerations
- Requires proper jetting knowledge; incorrect size can cause lean/rich conditions
Durability & Warranty
Expected Lifespan
Indefinite with proper maintenance (jets rarely wear out but clog from dirt)
Warranty
Limited lifetime from Mikuni against manufacturing defects
Maintenance
Clean with carb cleaner every 10-20 hours; inspect during rebuilds
What Others Are Saying
Reviews from across the web
