How do you find the key code number on early British and American cars?

Question by Pete: How do you find the key code number on early British and American cars?
Was at a car auction years ago and a locksmith was on site. I believe he told a guy in line to have a key made for a purchase to check the door post area for the key code number. I did not know the year or make of the car.


Best answer:
Answer by El Dudeskiiisome key codes on early British and American cars were stamped on the face of the ignition switch. On my TR 4 the trunk handle steel rod had

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