Su-30 ( illustrations above ) is an evolution of Su-27
The Saturn AL-31 engines constitute a family of turbofan military turbofan engines developed by UEC Saturn and intended for the propulsion of Sukhoï Su-27 Flanker fighters
Secondary
Su-30M / MK are two-seater multirole versions, close equivalent to the F-15E Strike Eagle¹, MiG-29
UEC Saturn headquarters are located¹ in Rybinsk, Russia