Starter relay ignition switch designed for use with CB250, CB500, CB400SF, CB400VTEC, CB600, CB750SC, and CB900F motorcycles.This solenoid functions as a direct replacement to help starting function.Built to match specifications, it integrates into the existing electrical system to support consistent ignition.Suitable for motorcycle maintenance and repair applications where a starter relay is required.Disclaimer of Affiliation: This is an aftermarket component.Brand and model mentions are for illustrative compatibility only.