Title for car where engines are swapped

[ModelA29]

Originally Posted by John Gibson

I don’t know about Model A & T engines but no flathead V8 engine in the 1930’s had a serial number stamped on it.

The serial number on the T & A engines WAS the serial number of the car. The B engine still had the serial number pad but the actual serial number was stamped onto the cast in pad on the top of the flywheel housing. The V8 flathead also had the serial number on the flywheel housing.