Walter Junior
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The Walter Junior was a family of four cylinder air cooled inverted inline engines produced by
Walter Aircraft Engines Walter Aircraft Engines is an aircraft engine manufacturer and former automotive manufacturer. Its notable products include the M601 turboprop. The company is based in Prague, Czech Republic. It has been a subsidiary of GE Aerospace since Jul ...
in Czechoslovakia in the 1930s for aircraft, characterised by a bore and stroke of , a displacement of and producing roughly . The Junior was also built in
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
as the P.Z. Inż. Junior.


Variants

;Walter Junior 4-I : at 2,000 rpm. ;Walter Junior-Major : at 2,100 rpm (nominal), at 2,350 rpm (maximum). ;P.Z. Inż. Junior :Approximately 600 engines manufactured under license in Poland by
Państwowe Zakłady Inżynierii The Państwowe Zakłady Inżynierii (''National Engineering Works'', PZInż) was a Polish pre-World War II arms industry holding and the main Polish manufacturer of vehicles, both military and civilian. History It was created by the Polish ...
, Warsaw. ;Elizalde J4 :Approximately 150 engines manufactured under license in Spain by Elizalde SA Barcelona.


Applications

* Adaro Chirta * Aero A.34 * Beneš-Mráz Be-150 Beta-Junior * Breda Ba.15 *
de Havilland Puss Moth The de Havilland DH.80A Puss Moth is a British three-seater high-wing monoplane aeroplane designed and built by the de Havilland Aircraft Company between 1929 and 1933. It flew at a speed approaching 124 mph (200 km/h), making it ...
* González Gil-Pazó GP-1 * Hispano-Suiza E-34 * Hopfner HS-10/32 * Praga BH-111 * RWD 5 *
RWD 8 The RWD 8 was a Polish parasol wing monoplane trainer aircraft produced by RWD. It was used from 1934 to 1939 by the Polish Air Force and civilian aviation. Development The RWD 8 was designed in response to a Polish Air Force requirement in 19 ...
* RWD 10


Specifications


See also


References

{{Walter aeroengines Junior Aircraft air-cooled inline piston engines 1930s aircraft piston engines Inverted aircraft piston engines