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IL SO-1/SO-3

The Engine Specifications (SO-1)
Developed by Instytut Locnictwa, the SO-1 was Poland's first turbine engine.  This engine began to be installed in the TS-11 as early as 1966.

In 1972, the improved SO-3 was introduced.

Compressor: 7-stage axial
Turbine: single-stage axial
Pressure Ratio: 4.8
Models Used by
SO-1: 2,200 lb (9.8 kN)
SO-3W: 2,425 lb (10.8 kN)
PZL Mielec TS-11 Iskra
Related Pages
More about Istytut Lotnictwa

page updated 12 July 2003



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Kenneth W Shanaberger 2000 - 2010