Walter Junior

The Walter Junior was a family of four cylinder air cooled inverted inline engines produced by Walter Aircraft Engines in Czechoslovakia in the 1930s for aircraft, characterised by a bore and stroke of 4.53 x, a displacement of 354.8 cuin and producing roughly 105 hp.

The Junior was also built in Poland as the '''P.Z. Inż. Junior'''.

Variants

 * Walter Junior 4-I
 * 105 hp at 2,000 rpm.


 * Walter Junior-Major
 * 120 hp at 2,100 rpm (nominal), 130 hp at 2,350 rpm (maximum).


 * P.Z. Inż. Junior
 * Approximately 600 engines manufactured under license in Poland by Państwowe Zakłady Inżynierii, 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
 * González Gil-Pazó GP-1
 * Hispano-Suiza E-34
 * Hopfner HS-10/32
 * Praga BH-111
 * RWD 5
 * RWD 8
 * RWD 10