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Turkey’s answer to the US F-35 hits key milestone as KAAN P1 begins powered taxi tests
Interesting Engineering ^ | July 31, 2026 | Aamir Khollam

Posted on 07/31/2026 9:21:14 PM PDT by Red Badger

KAAN fighter jet prototype in powered taxi tests. Turkish Aerospace Industries, Inc.

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Turkey’s next-generation KAAN fighter has entered another key phase of development after Turkish Aerospace Industries (TUSAŞ) began powered taxi tests with the P1 prototype, bringing the stealth aircraft closer to its next flight milestone.

Footage released by the company shows the twin-engine jet rolling down the runway under its own power as engineers assess braking, steering, engine response and ground handling. Those evaluations are a standard part of aircraft development and must be completed before a prototype is cleared for flight.

The milestone carries added significance because P1 is the first KAAN prototype built to closely represent the fighter’s intended production configuration. TUSAŞ expects the aircraft to make its maiden flight within the next few months.

Flight campaign begins

The KAAN program emerged after the United States removed Turkey from the F-35 program in 2019 over Ankara’s acquisition of the Russian-made S-400 air defense system. Losing access to the stealth fighter prompted Turkey to accelerate development of an indigenous replacement for its future combat fleet.

VIDEO AT LINK..........

The first prototype, designated P0, completed its maiden flight on Feb. 21, 2024. That aircraft primarily served as a technology demonstrator, allowing engineers to verify flight controls, aerodynamic performance and core aircraft systems before introducing more advanced prototypes.

P1 reflects lessons learned during those early flights. Engineers redesigned parts of the airframe, refined the aircraft’s external shaping and integrated more representative mission systems. The prototype will also validate internal fuel capacity, weapons bay arrangements and sensor integration before the program moves closer to production.

TUSAŞ plans to add another aircraft to the campaign before the end of 2026. The P2 prototype remains under construction and will eventually join P1 in flight testing, allowing engineers to divide performance, avionics and structural evaluations across multiple aircraft.

American engines, Turkish ambitions

KAAN measures 21 meters in length with a 14-meter wingspan and is designed to reach Mach 1.8 while operating at altitudes of up to 55,000 feet. The current prototypes fly with twin General Electric F110-GE-129 engines, the same powerplant family used by Turkey’s F-16 fleet.

Each engine generates roughly 30,000 pounds of thrust with afterburner. Turkey has already received 10 U.S.-built engines to support prototype development and the initial production batch.

That dependence on American propulsion is expected to end over time. TUSAŞ and TUSAŞ Engine Industries are developing the TF35000 turbofan to power future production aircraft after the first 20 to 40 fighters enter service with the F110.

Production timeline holds

TUSAŞ General Manager Mehmet Demiroğlu recently described P1 as the point where KAAN enters flight testing in its “real configuration,” distinguishing it from the earlier engineering demonstrator. He has also said additional prototypes will join the program as testing expands, increasing sortie rates and shortening the overall development schedule.

The company currently plans to build 148 aircraft. Defense industry reporting has suggested Indonesia could account for as many as 48 fighters, although officials have not released a detailed production breakdown.

Deliveries to the Turkish Air Force remain targeted for 2028. Reaching that goal will depend on the upcoming flight-test campaign staying on schedule as P1 and, later, P2 accumulate the data needed to certify Turkey’s first domestically developed fifth-generation fighter.


TOPICS: History; Military/Veterans; Society; Travel
KEYWORDS: aviation; kaan; s400; turkey; tusa

1 posted on 07/31/2026 9:21:14 PM PDT by Red Badger
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To: 04-Bravo; 1FASTGLOCK45; 1stFreedom; 2ndDivisionVet; 2sheds; 60Gunner; 6AL-4V; A.A. Cunningham; ...

Aviation Ping!......................


2 posted on 07/31/2026 9:22:33 PM PDT by Red Badger (Iryna Zarutska, May 22, 2002 Kyiv, Ukraine – August 22, 2025 Charlotte, North Carolina Say her name)
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To: Red Badger

Good. We don’t have to send them F-35s then.


3 posted on 07/31/2026 9:27:28 PM PDT by rlmorel (Factio Communistica Sinensis Delenda Est)
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To: rlmorel

Turks are quite capable of building aircraft just as good.................


4 posted on 07/31/2026 9:33:07 PM PDT by Red Badger (Iryna Zarutska, May 22, 2002 Kyiv, Ukraine – August 22, 2025 Charlotte, North Carolina Say her name)
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To: rlmorel

While they are building their version of the F-35, we will be building F-47s.............

https://freerepublic.com/focus/f-chat/4390145/posts


5 posted on 07/31/2026 9:35:08 PM PDT by Red Badger (Iryna Zarutska, May 22, 2002 Kyiv, Ukraine – August 22, 2025 Charlotte, North Carolina Say her name)
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To: Red Badger

Did they get the F-35 plans from China?


6 posted on 07/31/2026 9:39:17 PM PDT by deks (America cannot be made great in complete isolation from the adversaries that are harming Americans)
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To: deks

Looks more F-22ish with the twin engines.


7 posted on 07/31/2026 9:48:06 PM PDT by GMMC0987
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To: GMMC0987

Thanks. I thought it looked familiar ;)


8 posted on 07/31/2026 9:53:15 PM PDT by deks (America cannot be made great in complete isolation from the adversaries that are harming Americans)
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To: rlmorel; deks

BRAVE AI:

Turkey does not currently possess or operate any F-35 fighter jets. Although six F-35A aircraft were fully manufactured for the Turkish Air Force by mid-2019, their delivery was suspended, and they remain in storage in the United States under U.S. government ownership.

Legal and Political Barriers. Turkey was removed from the F-35 program in July 2019 after acquiring the Russian S-400 air defense system, triggering sanctions under the Countering America’s Adversaries Through Sanctions Act (CAATSA). U.S. law, specifically Section 1245 of the FY2020 National Defense Authorization Act, explicitly prohibits transferring F-35s to Turkey unless it removes the S-400 system and provides assurances it will not reacquire it. As of late July 2026, the U.S. State Department confirmed that Turkey has not met these legal requirements.

Current Status and Future Prospects. While President Donald Trump has expressed openness to selling F-35s to Turkey and lifting sanctions, significant opposition remains in Congress and from allies like Israel. Reports suggest that if conditions are met, Turkey could receive its six stored jets by the end of 2026, potentially reducing its original order to 40 aircraft. However, without the removal of the S-400s, the jets remain grounded in the U.S.


9 posted on 07/31/2026 10:03:37 PM PDT by Red Badger (Iryna Zarutska, May 22, 2002 Kyiv, Ukraine – August 22, 2025 Charlotte, North Carolina Say her name)
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To: rlmorel

Looks like they already have it in everything but name.


10 posted on 07/31/2026 10:12:57 PM PDT by Midwesterner53
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To: Midwesterner53

True.


11 posted on 07/31/2026 11:05:37 PM PDT by No name given ( Anonymous is who you’ll know me as )
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To: Red Badger

Produced just in time for drone warfare...


12 posted on 08/01/2026 2:23:11 AM PDT by Does so (Book:"The Party of Death"...Dem☭¢rats ™ ® © ≣ ½⅓⅔¼¾ ⅛⅜⅝⅞ ⅓ ⅕ ⅖ ⅗ ⅘ ⅙ ⅚)
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To: Red Badger

“Answer to” the F-35? Looks more like a “copy of”. But who could blame them.


13 posted on 08/01/2026 5:47:25 AM PDT by libertylover (The HBM (Has Been Media) is almost all AGENDA-DRIVEN and HATE-DRIVEN, not-truth driven)
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To: Red Badger

I would disagree “just as good” but I don’t doubt they could build a pretty good one…


14 posted on 08/01/2026 6:31:23 AM PDT by rlmorel (Factio Communistica Sinensis Delenda Est)
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To: Midwesterner53

Sure…at least in external appearance. There is an old saying that if it looks good, it flies good. It’s all the stuff under the skin that we can’t see…:)


15 posted on 08/01/2026 6:34:00 AM PDT by rlmorel (Factio Communistica Sinensis Delenda Est)
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To: Red Badger

Only jet fighter with a high altitude built in hookah.


16 posted on 08/01/2026 6:40:35 AM PDT by central_va (I won't be reconstructed and I do not give a damn)
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To: deks

No from Monogram.


17 posted on 08/01/2026 6:41:35 AM PDT by central_va (I won't be reconstructed and I do not give a damn)
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