If the key-in switch is damaged, it can be discarded. This one is OK, so I removed it carefully.
New
lock cylinder set ~$70~100 (3): with black keys (2), black ignition cylinder, stainless door cylinders (2)
Ford (1L3Z-11582-A) improved lock cylinder kit
MotorCraft SW-6383 ~$60 (not the A/C clutch pressure switch with the same number)
StratTec is the OEM for the Ford kit, and its number is
707624 for about half the price. The blank key is
597638 for ~$2.50~6 each.
