Ivchenko AI-25
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The Ivchenko AI-25 is a family of twin-shaft medium bypass turbofan engines for military and civilian aircraft use developed by Ivchenko OKB of the Soviet Union. It was the first bypass engine used on
Ivchenko-Progress AI-25 turbofan engine
M-15 powered by AI-25 turbofan engine
An Estonian L-39 Albatros in flight powered by an AI-25TL turbofan engine
An AI-25 from an Aero L-39 Albatros
Yakovlev Yak-40
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The Yakovlev Yak-40 is a regional jet designed in Soviet Union by Yakovlev. The trijet's maiden flight was in 1966, and it was in production from 1967 to 1981. It was introduced to service in 1968, wi
Ivchenko AI-25
…aircraft in the USSR. The engine is still produced by Ukrainian aircraft engine manufacturing company Motor Sich. The AI-25 was designed to power the Yakovlev Yak-40 tri-jet airliner, often called the first regional jet transport aircraft, and is the starting point for the Lotarev DV-2 turbofan engine. The project…
A Yak-40 on final approach
Bucket thrust reverser on the center engine
Cockpit of a Yak-40
Rear view of the aircraft, showing the rear integrated airstairs