Delta wing research prototype powered by Mikulin AM-11 turbojet. Some changes besides the engine were made from the Ye-4, including addition of a...
Two-seat training version of Yak-23 with longer fuselage and lighter armament, three built.
Fictitious designation of the Ye-152-1, used when registering the world records with the Fédération Aéronautique Internationale (FAI). Also applied to the Ye-152M displayed at Monino as an intelligence ruse (Current case).
