There is no proposal for advancement of engine of MiG-29 aircraft which are powered with RD-33 Series - I and Series - II engines. These engines are no longer in production. To meet the future requirement of replacement engines for the MiG-29 fleet, an Inter Governmental Agreement (IGA) has been signed between the Government of India and the Government of Russian Federation for license manufacture of RD-33 Series - III engines at Hindustan Aeronautics Limited (HAL). RD-33 Series - III engine is the latest version of RD-33 engine and has higher Total Technical Life (TTL) and Time Between Overhauls (TBO). HAL has signed a general contract with the Russian side for Transfer of Technology (TOT) for license manufacture of these engines at HAL.
This information was given by the Minister of State for Defence Production Rao Inderjit Singh in a written reply to Shri Brajesh Pathak and Shri Devidas Pingle in Lok Sabha today