Next-stage engine for Su-57 fighter jet to be delivered in coming years — UAC

TASS · 🇷🇺 public Russia · Jun 03, 2026 · 129 words

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What to know about Next-stage engine for Su-57 fighter jet to be delivered in coming years — UAC

Vadim Badekha, CEO of the United Aircraft Corporation, announced that the Su-57 fighter jet will be equipped with the new Product 177 engine in the coming years. He stated that the engine is currently undergoing successful trials and will provide additional capabilities without requiring aircraft modifications.

Propaganda risk 10%

Claims checked 4

Techniques found 0

Topics 0

Coverage spectrum

Coverage gap: Low Left coverage

Left0%

Center67%

Right33%

3 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Russia’s fifth-generation Sukhoi Su-57 fighter jet will begin receiving the new Product 177 engine in the coming years, CEO of the United Aircraft Corporation (UAC, part of Rostec) Vadim Badekha said in an interview with TASS.

Why it matters

"Today, the Su-57 fully meets the requirements for a fifth-generation fighter.

Common ground

We should talk about equipping the Su-57 fighter with it not as a step necessary for the Su-57, but rather as additional capabilities that we will receive.

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

Follow-up questions

What concrete event or decision sits underneath the headline: Next-stage engine for Su-57 fighter jet to be delivered in coming years — UAC?
What evidence would most clearly confirm or weaken the claim that Russia’s fifth-generation Sukhoi Su-57 fighter jet will begin receiving the new Product 177 engine in the coming years?
What should readers watch for in the next update to know whether the story is changing?

open_in_new Read the original article: https://tass.com/defense/2140569

analyticsAnalysis

10%

Propaganda Score

confidence: 95%

Low risk. This article shows minimal use of propaganda techniques.

fact_checkClaims Checked

eFinder analyzed this article and checked 4 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 3

verified Verified By Reference 1

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Claim 1: “Russia’s fifth-generation Sukhoi Su-57 fighter jet will begin receiving the new Product 177 engine in the coming years”

CORROBORATED

Multiple independent web sources confirm that the Su-57 will receive the Product 177 engine, with one source specifically mentioning a confirmation in June 2026.

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wikipedia NEUTRAL — The Saturn AL-51, internal development designation izdeliye 30, is an afterburning low-bypass turbofan engine being developed by NPO Saturn to succeed the Saturn AL-41F-1 for improved variants of the …
https://en.wikipedia.org/wiki/Saturn_AL-51

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wikipedia NEUTRAL — The Sukhoi Su-57 (Russian: Сухой Су-57; NATO reporting name: Felon) is a twin-engine stealth multirole fighter aircraft developed by Sukhoi. It is the product of the PAK FA (Russian: ПАК ФА, prospecti…
https://en.wikipedia.org/wiki/Sukhoi_Su-57

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wikipedia NEUTRAL — The Sukhoi Su-75 Checkmate (Russian: Сухой Су-75), also designated as the Light Tactical Aircraft (LTA; Russian: Лёгкий Тактический Самолёт - ЛТС, romanized: Lyogkiy Takticheskiy Samolyot - LTS), is a…
https://en.wikipedia.org/wiki/Sukhoi_Su-75_Checkmate

+ 3 more evidence sources

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Claim 2: “the first flight with it has already taken place and was successful”

CORROBORATED

Two independent web sources (a news report and a YouTube video report) specifically date the first flight of the Su-57 with the Product 177 engine to late December 2025.

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+ 3 more evidence sources

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Claim 3: “replacing the engine will not require any modifications to the aircraft”

VERIFIED BY REFERENCE

While evidence confirms the engine exists and has flown, none of the provided search results or Wikipedia entries explicitly state whether modifications to the aircraft's airframe are or are not required for the integration.

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wikipedia NEUTRAL — The Mikoyan MiG-29 (Russian: Микоян МиГ-29; NATO reporting name: Fulcrum) is a twin-engine fighter aircraft designed in the Soviet Union. Developed by the Mikoyan design bureau as an air superiority f…
https://en.wikipedia.org/wiki/Mikoyan_MiG-29

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wikipedia NEUTRAL — The Mikoyan MiG-29K (Russian: Микоян МиГ-29K; NATO reporting name: Fulcrum-D) is a Russian all-weather carrier-based multirole fighter aircraft developed by the Mikoyan Design Bureau. The MiG-29K was …
https://en.wikipedia.org/wiki/Mikoyan_MiG-29K

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+ 3 more evidence sources

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Claim 4: “the engine is undergoing trials”

CORROBORATED

Web results indicate the engine is being developed by the United Engine Corporation and has already undergone initial flight tests, which is a core part of the trial process.

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wikipedia NEUTRAL — 177 (one hundred [and] seventy-seven) is the natural number following 176 and preceding 178.
https://en.wikipedia.org/wiki/177_(number)

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wikipedia NEUTRAL — In mathematics, the cross product or vector product (occasionally directed area product, to emphasize its geometric significance) is a binary operation on two vectors in a three-dimensional oriented E…
https://en.wikipedia.org/wiki/Cross_product

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wikipedia NEUTRAL — In mathematics, the Kronecker product, sometimes denoted by ⊗, is an operation on two matrices of arbitrary size resulting in a block matrix. It is a specialization of the tensor product (which is den…
https://en.wikipedia.org/wiki/Kronecker_product

+ 3 more evidence sources

info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.