Yes, it works with any engine. The module has its own sensors and does not connect to the PCM/ECM (except tach signal).
There is also an OBD2 option if you want to access certain parameters. This is dependent on individual computer for
specific vehicle manufacturers.
What dimensions would you like to know? There are different screen sizes available (see chart above).
The screen in the video above is for a 1964 Lincoln and was custom ordered (18 inches x 5 inches).
The small control screen is 7.5 x 4.5 inches.