The PAK FA is powered by two NPO Saturn "Item 117" engines, developed from the Item 117S design already flown on Sukhoi’s Su-35 and a Su-27M testbed.

Russia’s Su-57 “Felon,” conceived as the answer to America’s F-22 Raptor, has been a deeply troubled and largely unsuccessful fifth-generation fighter program. -Plagued by persistent delays, ...

PICTURE: PAK-FA flameout embarrasses Sukhoi. By Vladimir Karnozov 2011-08-22T13:35:00+01:00. Russia's MAKS 2011 air show closed with an embarrassment for Sukhoi, ...

Sukhoi promised to produce a high maneuverability stealth fighter with supercruise capabilities that could match or defeat Lockheed Martin’s F-22 Raptor in air-to-air combat. The PAK FA will ...

The Russian Sukhoi T-50 PAK-FA stealth fighter could prove to be a formidable competitor to American fifth-generation combat aircraft such as the Lockheed Martin F-22 Raptor and F-35 Joint Strike ...

Russia intended to manufacture hundreds of Su-57s. However, procurement rates have been significantly slower than anticipated ...

Russia’s two engine manufacturers are to collaborate on the next stage of engine development for the Sukhoi T-50 fifth-generation fighter after years of going head-to-head as rivals.

Credit: Sukhoi. A highlight of the MAKS air show, which opens at Zhukovsky Airport near Moscow next week, is likely to be the demonstration of the Sukhoi T-50 PAK FA ...