The Polikarpov P-2 was a 1920s Soviet two-seat intermediate training biplane.
[1] It was a single-bay biplane powered by a 300 hp (224 kW) M-6 water-cooled V-8 engine (Hispano-Suiza 8Fb) with a retractable radiator.
[1] The prototype first flew in 1927 and entered production with an order for 55 for use as an intermediate trainer.
[1] Problems with the original strut-based wing bracing resulted in many aircraft being modified to use bracing wires.
[2] Data from [1]The Illustrated Encyclopedia of AircraftGeneral characteristics Performance Armament