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14-642: In 1932, ČKD-Praga , the aircraft department of the Czechoslovak company Praga , entered a competition to design a new fighter for the Czechoslovak Air Force , with its design, the BH-44, competing against designs from Avia (the B-34 ) and Letov (the Š-231 ). The BH-44 was a single- bay biplane of mixed construction, with wooden wings and a fabric covered, steel-tube fuselage. Powerplant

28-704: A Hungarian submachine gun developed from the Soviet PPS-43 submachine gun; see PPS submachine gun#Variants Macchi M.53 , an Italian military reconnaissance floatplane of 1928 Snecma M53 , a French afterburning turbofan engine developed for the Dassault Mirage 2000 fighter M53, Yugoslav copy of the MG42 machine gun Roads [ edit ] M-53 (Michigan highway) , a state highway in Eastern Michigan M53 highway (Russia) ,

42-764: A dedicated Praga class took at the Silverstone Circuit in April 2021 in the Britcar Endurance Championship, with seven Praga R1 racing cars. Team Fórmula de Campeones – Praga F4 compete at the F4 Spanish Championship , a FIA Formula 4 racing championship. M53 M53 , M-53 , or M.53 may refer to: Military [ edit ] M53 155mm Self-Propelled Gun , an American-made tracked, self-propelled gun M53,

56-682: A section of the Baikal Highway in Siberia M53 motorway , a motorway in England M53 (Johannesburg) , a Metropolitan Route in Johannesburg, South Africa Other [ edit ] Messier 53 , a globular cluster in the constellation Coma Berenices Samsung Galaxy M53 5G , an Android smartphone by Samsung . [REDACTED] Topics referred to by the same term This disambiguation page lists articles associated with

70-542: Is a manufacturing company based in Prague , Czech Republic. The company produced automobiles , trucks and airplanes . The Praga V3S 5-ton truck was used by the Czechoslovak Army for more than half a century. The current company produces karts , racing and road supersports and is involved in car racing. It produces up to 7,000 kart chassis every year, making it one of the most successful kart manufacturers in

84-568: The Dutch Supercar Challenge in Belgium . It has an eight-cylinder engine of 520 hp, and has not yet been homologated for normal road traffic. According to its owner Petr Ptáček, the company is taking gradual steps, so that Praga cars will not only be seen on racetracks, but also made road-legal. The Praga R1 from 2012 is a race car which competed in the Dutch Supercar Challenge and Britcar sports car racing. In 2016,

98-617: The Italian company of Isotta Fraschini . Besides building its own vehicles Praga later also supplied engines and gearboxes for other vehicles, like aircraft and tanks . In 1929 Praga merged with ČKD , one of Czechoslovakia's largest engineering companies. In 1929 ČKD's BD motorcycle was re-branded under the Praga marque. This was an advanced four-stroke single- cylinder unit construction double overhead camshaft model of 500cc designed in 1927 by JF Koch . The "BD" designation

112-763: The R4S are the markings for camber and toe, which eliminates the need of advanced tools, with a specific amount of "clicks" representing a certain degree of camber or toe. During the 2013 and 2014 season the Praga R1 was part of the Supercar Challenge . Praga R1 cars participated in the Dutch GT & Prototype Challenge in 2017 and 2018. Praga R1 participated in the Britcar Endurance Championships in 2019-2021. The first-ever running of

126-553: The company delivered the first limited edition of the supersport road car Praga R1R, a derivative of the R1 race-car. This marks the first road-legal car under the Praga brand since 1947. All Praga automobile production stopped by 1947, but was restarted in 2011 when Praga constructed the R4S. It utilized a 3.2 liter V8 based on the Suzuki Hayabusa engine and produces 530 BHP, with a total weight of only 880 kilograms. A feature on

140-468: The world. Praga was founded in 1907 to build motor cars as a venture between entrepreneur František Ringhoffer and the company 1. českomoravská továrna na stroje ("First Bohemian-Moravian Machine Works", later a founding part of the ČKD factories). Ringhoffer only stayed for one year and in 1909 the trade name Praga ("Prague" in Latin ) was adopted. One of its early models was built under licence from

154-487: Was a single Praga ESV water-cooled V12 engine . The first prototype made its maiden flight on 19 July 1932. Performance was unimpressive, as the engine delivered only 370 kilowatts (500 hp) instead of the promised 560 kilowatts (750 hp). A second prototype (sometimes called the EH-144), fitted with a supercharged Praga ESVK engine, flew in April 1934, but performance remained disappointing. The first prototype

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168-481: Was nationalized in October 1945. Passenger cars (only the mid-sized Lady ) were also manufactured in small numbers until 1947, for use by government officials. The M53/59 Praga was a self-propelled anti-aircraft gun developed in the late 1950s. It consists of a heavily modified Praga V3S 6 wheel drive truck chassis and twin 30 mm AA autocannon. In June 2011 the company unveiled their new race car Praga R4 at

182-518: Was retained as its model name. In 1932 Praga added a second motorcycle model, the BC . This had a single overhead camshaft engine of 350cc, shaft drive and a pressed steel frame . Praga ended production of both motorcycle models in 1933. The factory was largely destroyed by air raids in 1945. After the Second World War it was rebuilt and resumed truck and bus construction. The firm

196-773: Was therefore re-engined with a 480 kilowatts (650 hp) Rolls-Royce Kestrel VII, flying in this form on 30 October 1934, and as such was evaluated by the Czechoslovak Air Force as the E-44. The imported Kestrel engine worked poorly with the fuel used by the Air Force, however, and the type was rejected, the B-34 being purchased instead. Data from The Complete Book of Fighters. General characteristics Performance Aircraft of comparable role, configuration, and era Praga (company) Praga

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