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Start ShoppingMIKUNI FN100606-107.5 Low Speed Jet - High-Performance Intake System for Powersports
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Description
Upgrade your powersports engine's performance with the MIKUNI FN100606-107.5 Low Speed Jet. This high-precision intake system delivers optimized fuel-air mixture ratios for enhanced power, responsiveness, and fuel efficiency across a wide range of riding conditions.
Key Features
- Precision-Tuned Orifice: Engineered for perfect fuel delivery balance, ensuring smooth throttle response and consistent power output.
- Durable Stainless Steel Construction: Resists corrosion and wear, maintaining performance integrity in harsh environments.
- Universal Compatibility: Designed to fit most 2-stroke and 4-stroke engines, making it a versatile upgrade solution.
- Easy Installation: Simple replacement design saves time and labor during maintenance or performance tuning.
- Adjustable Flow Settings: Fine-tune fuel delivery for specific engine modifications or riding conditions.
Why Choose This Product
Whether you're racing, trail riding, or commuting, the MIKUNI Low Speed Jet delivers reliable performance with minimal maintenance. Its precision engineering ensures optimal engine efficiency, while the durable materials withstand extreme temperatures and vibrations. This essential component is perfect for riders seeking to maximize power without compromising reliability or fuel economy.
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Upgrade your powersports engine's performance with the MIKUNI FN100606-107.5 Low Speed Jet. This high-precision intake system delivers optimized fuel-air mixture ratios for enhanced power, responsiveness, and fuel efficiency across a wide range of riding conditions.
Key Features
- Precision-Tuned Orifice: Engineered for perfect fuel delivery balance, ensuring smooth throttle response and consistent power output.
- Durable Stainless Steel Construction: Resists corrosion and wear, maintaining performance integrity in harsh environments.
- Universal Compatibility: Designed to fit most 2-stroke and 4-stroke engines, making it a versatile upgrade solution.
- Easy Installation: Simple replacement design saves time and labor during maintenance or performance tuning.
- Adjustable Flow Settings: Fine-tune fuel delivery for specific engine modifications or riding conditions.
Why Choose This Product
Whether you're racing, trail riding, or commuting, the MIKUNI Low Speed Jet delivers reliable performance with minimal maintenance. Its precision engineering ensures optimal engine efficiency, while the durable materials withstand extreme temperatures and vibrations. This essential component is perfect for riders seeking to maximize power without compromising reliability or fuel economy.
| SKU | GMC7E5040B |
|---|---|
| MPN | FN100606-107.5 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Yamaha | YZ450F | 2004-2024 |
| Kawasaki | KX450F | 2003-2010 |
| Honda | CRF450R | 2005-2015 |
| Suzuki | RMZ450 | 2000-2012 |
| All Years |
Frequently Asked Questions
Primarily Keihin FCR series (39mm/41mm) on MX bikes like Yamaha YZ/Kawasaki KX/Honda CRF. Confirm your carb model.
This is a low speed/pilot jet (FN series). Main jets are different (e.g., BK series).
Single jets are for fine-tuning. A full kit recommended for complete rejetting.
Correct sizing optimizes low-speed fueling for better throttle response and idle.
107.5 is richer (larger hole). Use for higher altitudes or lean conditions.
Installation Guide
Difficulty
Easy
Est. Time
5 min
Tools Required
- Small flathead screwdriver
- Jet removal tool (optional)
- Carb cleaner
Pro Tips
- Remove carb from bike if possible for better access. Always rejet in pairs (L/R carbs). Test plug chop after install to verify mixture.
Common Mistakes to Avoid
- Not cleaning carb passages before install
- Incorrect jet size for altitude/temp
Comparison vs Stock/OEM
Direct OEM-spec replacement from Mikuni (OEM supplier for many bikes)
Improvements
- Precision machined for consistent flow
- Pure brass for corrosion resistance
Considerations
- No performance gain over stock if sized correctly; purely for tuning
Durability & Warranty
Expected Lifespan
Entire carb life (5+ years) with proper maintenance
Warranty
Limited lifetime (manufacturer defect only)
Maintenance
Inspect during carb cleans; replace if eroded
What Others Are Saying
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