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Prox Main Jet for Mikuni Carburetor Size 220
In stock at our supplier. We dispatch this product within 2–5 working days.

Product description
The Prox main jet for Mikuni 220 carburetor is a precision component for motorcyclists who need reliable fuel delivery at wider throttle openings. Suitable for Mikuni carburetors that require a 220 jet, this part delivers consistent performance under high load.
- Type: Main jet for Mikuni carburetors
- Size: 220 (flow rate tuned for high-RPM torque and responsiveness)
- Material: Brass for durability and excellent corrosion resistance
- Brand: Mikuni – part of the renowned carburetor lineup for reliable performance
- Compatibility: Suitable for Mikuni carburetors that require a 220 jet
- Precision: Precision-machined passage and threads for secure fitment and consistent fuel delivery
- MPN: JU-47.220
This main jet plays a critical role in tuning the air-fuel ratio during high-RPM acceleration. A larger jet like the size 220 increases fuel delivery at wide-open throttle, which can result in better responsiveness and more uniform engine performance in high-power setups. Use this part in combination with a suitable mass airflow sensor and ignition tuning for optimal performance. The Prox/Mikuni jet delivers the precision and reliability that supports everything from daily rides to track sessions.
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