RDR-2000 Weather Radar System

Kontur-10Ц (8A-813Ц Series 4) Weather Radar System

Additional Auxiliary Fuel Tanks 171-6150-00-01 & 171-6150-00-02

P-507M Solid-State Voice Recorder (CVR)

20NKBN-28 Nickel-Cadmium Aircraft Battery

TA-14-130-08 Auxiliary Power Unit (APU)

SAFIR 5 K/G-MIS Auxiliary Power Unit (APU)

8M-1517-000 Upgraded Tail Gearbox (AMTT)

8M-1516-000 Upgraded Tail Drive Shaft (AMTT)

8M-1515-000 Upgraded Intermediate Gearbox (AMTT)