How to replace a ignition key on 1967 mustang?

To replace the ignition key on a 1967 Mustang, first, you'll need to remove the ignition switch from the steering column. This typically involves unscrewing a few screws and disconnecting the wiring harness. Once the ignition switch is removed, you can replace the lock cylinder, which is where the key fits. After installing the new cylinder, reassemble the ignition switch and reconnect the wiring to ensure everything functions correctly.