Photo by © Aviation of Russia Russia’s Aviation Register has initiated Phase II of the certification program for the four-seat Tango trainer aircraft. The phase, known as the “Mock-Up” review, […]
Read more
Tag: APD-520
APD-520: An Innovative Reverse Engineering Approach to Light Aviation Engines
APD-520 piston aircraft engine / Photo © Ladislav Karpov, TASS In the summer of 2025, S7 Group plans to undertake a series of tests on its new APD-520 “Leader” piston […]
Read more