The Yak-40 flying laboratory, operated by the Siberian Aeronautical Research Institute (SibNIA) and named after S.A. Chaplygin, successfully completed its first test flight using the VK-800 turboprop engine, developed by JSC "UZGA" (Ural Civil Aviation Plant).<br /><br />During the test flight, engineers assessed the engine’s performance under various operating conditions. The aircraft remained in flight for about 15 minutes, reaching an altitude of 700 meters and a speed of up to 340 km/h. According to test engineers, the VK-800 operated smoothly through all stages — taxiing, takeoff, cruise, and landing.<br /><br />Source and images: SibNIA | Telegram @AviaCT<br /><br />
