
This part being universal, it may require adaptations
KEIHIN Idle Jet 58 – Manufacturer reference N424-25B58. Replacement part designed for KEIHIN carburetors, this idle jet size 58 is involved in the low-speed fuel circuit to ensure an appropriate air-fuel mixture at idle and during low throttle openings.
Ideal for carburetion adjustments and maintenance operations, this jet allows for fine-tuning the fuel supply at idle to improve engine stability and response during small throttle openings. Whether you are restoring to original condition after a repair or seeking precise carburetion adjustments, keeping a spare jet of the correct size makes workshop tasks easier.
Installation and adjustment should be carried out in accordance with the manufacturer's recommendations and, if necessary, after verifying the size of the original jet. This part is presented by KEIHIN under the indicated reference for quick identification during carb maintenance.