
This part being universal, it may require adaptations
KEIHIN Idle Jet 90 (manufacturer part number: N424-25B90) — replacement part intended for Keihin carburetors. Designed to manage the air/fuel mixture at idle speed, this jet allows for fine-tuning of the idle jet setting to achieve smoother engine operation at low RPM.
Part intended for motorcyclists who maintain their carburetor, change jets to adjust the mixture, or renew the fuel supply. Before installation, check compatibility with your carburetor model and follow manufacturer recommendations for size and adjustment. For precise idle adjustment, a tool kit and careful intervention are recommended; if in doubt, consult a specialized workshop.