Got a few clues lined up.
In 1954 was created by the designer ****** ********** (hence the car "**") in the structure np Karosa "Executive tourer for quickly overcoming long distances." The car should be equipped with an engine ***** ***, but at the time of this car is not yet freely available. Therefore, the car was fitted with an engine at the beginning of Alfa Romeo, which was later substituted for the above mentioned engine *****. The car was a concept that is classic front-engine, rear-driven wheels, with independent wheel suspension, rear axle type De-Dion, which was a novelty for us. Already at the beginning of a top speed of around 170 km / h In 1957 the car was sent for testing to ***** **********, where he made a number of modifications to the engine and chassis, the maximum speed limit increased to 207 km / h The engine was *** ****** V8 dvouapůllitrový 140k. Very original to discharge hot air against the windshield, thus the glass is heated, which is a highly desired effect, especially in winter. Prepare for the production of the first 5 pieces like a small test series, but those of his brothers had already forthcoming ** **** due to lack of funds. Original car still exists and it is hoped that we will see renovations.