Questions tagged [tu-154]

A Soviet-designed narrowbody trijet built from 1968 until 2013 and widely used in the former Soviet Union until very recently.

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Why is the S-duct intake on the Tu-154 uniquely oblong?

Is there an advantage to the oval/elliptical shape of the Tu-154's S-duct intake? It appears to be taller and an overall different shape than the side-mounted cowlings. This doesn't appear to be a ...
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Why doesn't the Tu-154's center engine have a thrust reverser?

In this gorgeous photo of a landing Tu-154, one can clearly see that the lateral engines are equipped with thrust reversers, but the center engine is not. Why?