Technoregion’s experiment aims to increase efficiency and reduce operating costs
Jejshk near the In the Krasnodar border area have begun the legendary Antonov and-2 flight tests of the experimental version, now equipped with an engine from the Mi-8 helicopter.
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The prototype which TR-301/117 mentioned as their first flight On October 1, 2025 took place and lasted about 10 minutes – reported to the Russian TAKE-OFF Telegram channel.
A Technoregion The manufacturer has been working on modernization and re-engineering for years for years. In the new configuration, the type of engine TV2-117which is usually used in MI-8T helicopters.
Converting and power
The engineers are the engine one -axis turkish bolt shaped to match the aircraft. By modifying the power transmission system, the original free turbine was removed and the gearbox was connected directly to the compressor.
After the conversion, the power of about 1500 horsepower is about 900 horsepower Decreased-40%decrease. Nevertheless, Technoregion is confident that the new TR-301/117 models outperform the previous Czech M601 (720 hp) version equipped with a motor.
The basic model, the TR-301Lightened version of AN-2, with no lower wing and with pipe reinforcements on the upper wing. The Russian Federal Aviation Agency According to nine such aircraft already has an airworthiness certificate and another sixteen are officially registered.
Experimental history
Technoregion has tried several engines before selecting TV2-117, including Czech M601the helicopter GTD-350the car Zmz-409and even the Kamaz diesel engines.
The company now considers the use of TV2-117 to be the most promising solution to revive the An-2 fleet-an airplane that has been widely used since the 1940s in agricultural aviation, regional transport and auxiliary missions in Russia.
Source and pictures: Telegram @Takeoff_ru | Wikimedia. This content was made with artificial intelligence and underwent editorial review.
