Walter Junior

Junior
TypeInline piston engine
National originCzechoslovakia
ManufacturerWalter Aircraft Engines
First run1932

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 115 mm × 140 mm (4.53 in × 5.51 in), a displacement of 5,814 cm3 (354.8 cu in) and producing roughly 78 kW (105 hp).

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

Variants

Walter Junior 4-I
78 kW (105 hp) at 2,000 rpm.
Walter Junior-Major
89 kW (120 hp) at 2,100 rpm (nominal), 97 kW (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

Beneš-Mráz Be-150 Beta-Junior

Specifications

General characteristics

Components

Performance

See also

Comparable engines

Related lists

References

  1. ↑ Forbes, Peter; Forbes, Rita. "Engine Data Sheets:Czechoslovakian Aero Engines: Page 117 of 140". Peter & Rita Forbes' Engine Webpages. Archived from the original on 4 August 2007. Retrieved 20 April 2018.