(sometimes Kuibyschev). From this Russian engine manufacturer we know the M-004 with 1,800 Kgf of thrust, which is a copy of the German Junkers Jumo 004. It had an 11-stage axial compressor, 6 chambers and 2 turbines.

-The M-012 was an improved copy of the Jumo-012 with 2,650 Kgf of thrust. It had an 11-stage compressor, 8 separate chambers and 2 turbines.