The programme of activities of the Military Aircraft Works No.4 includes ovarhauls and modernisation of the following:
- the RD 33 engine for the Mig-29 aircraft,
- the AŁ 21 engine for the Su-22 aircraft,
- the R 11 engine for the MiG-21 aircraft,
- the R 13 engine for the MiG-21 aircraft,
- the R 25 engine for the MiG-21 bis aircraft,
- the GTD-350 engine for the Mi-2 helicopters,
- the TW2-117 engine for the Mi-8 helicopters,
and auxiliary turbine power units: AI-9, AI-9W, DG4-M, DG4-M1, GTD-5,
GTD-5M, TS-21, 2PW8, 2PW-8-1, 9I56-3
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