The second generation 12M was not a new car, but a reworking of the 1952 model.
All cars were called 12M, though both engines were continued.
The car with the bigger engine was called "Taunus 12M 1.5 litre".

Body styles were the same as in the 1952 model.
The second generation 12M was not a new car, but a reworking of the 1952 model. All cars were called 12M, though both engines were continued. The car with the bigger engine was called "Taunus 12M 1.5 litre".
Body styles were the same as in the 1952 model.
Ford Taunus