Tatra 30 is a model of vintage automobile made by Czech manufacturer Tatra. It was manufactured between 1926 and 1928. From 1928 to 1931 the car was fitted with newer engine and is therefore caller Tatra 30/52.
Tatra 30 was powered by an ohv air-cooled four cylinder boxer motor of 1679 cc, positioned at the front, and giving a claimed output of 24 PS (17.6 kW). The maximum speed was around 90 km/h.
Tatra 30 Sport
Tatra 30 Sport was powered by engine of similar architecture but with 1910 cc, which was giving it 32–35 PS (23,5–25,7 kW). This version was capable of speeds up to 130 km/h.
During the modernization process the "52" engine was fitted. It had 1911 cc and 22 kW (30 PS; 30 hp). This was a transitory mid-version before the production of the successor fully began. It was manufactured for a period of about one year.
Tatra 30 was gradually modernized until it was replaced by Tatra 52.
Power was delivered to the rear wheels via a four speed gear-box. The Tatra 30 featured a central backbone chassis a hallmark of Design Chief Ledwinka: the front axle was supported by a transverse leaf spring while a second transverse leaf spring supported the swing rear half-axle. The shaft is inside the tube. The gear-box and engine is mounted in the front of the tube, while the differential is in the back.
Tatra 30 was in medium size category. There were many different vesions made from four seat cabrios to six seat limousines.
Differences from Tatra 52
- Tatra 30 has mechanical brakes, while Tatra 52 has hydraulic ones.
- Tatra 30 is more angulated, especially its fenders. However the problem is that in 1940's - 1960's there were many cars rebuilt (i.e. owner of older version changed his undercarriage with mechanical brakes for hydraulic ones...).