Engine Factory Avadi

Engine Factory Avadi (EFA) is located at 7 Km from Avadi railway station in Chennai, 35 Km from Chennai Railway station and 42 Km from Chennai international Airport in Tiruvallur district of Tamil Nadu. In the vicinity, there are several other Ordnance Factories such as Heavy Vehicles Factory (HVF), Ordnance Clothing Factory(OCF) and Defence Installations like Combat Vehicle Research and Development Establishment (CVRDE),Ordnance Depot etc. There are also Central Reserve Police Force and Air Force Station available in the nearby area. The Factory area is spread over 72 acres.


Engine Factory Avadi(EFA) an IMS Organisation, is one of the major production units of Armoured Vehicles Nigam Ltd., which works under the administrative control of Department of Defence Production, Ministry of Defence, Government of India. Engine Factory has highly skilled and dedicated workforce who are agile, qualified and well trained in various technologies for manufacture of Armoured Vehicle Engines. This combination of Men and Machines ensures manufacture of Quality Products in order to meet the dynamic needs of the Indian Army.


Engine Factory manufactures following 3 types of high powered Diesel Engines –
  • UTD-20 Engine for infantry Combat Vehicles(BMP-II)
  • V46-6 Engine for T-72 Ajeya Tanks and its variants
  • V92S2 Engine FOR T-90 Bhishma Battle Tanks
Production facilities at the Factory consist of state-of-the-art CNC machines, special purpose machines and high precision and highly sophisticated Flexible Manufacturing System. These facilities are, in turn supported by modern Heat Treatment and Electroplating shops, up - to date metrology facilities and mechanical laboratories which ensure adherence to highest quality standards.

Contact Details

RTI Officers


Appellate Authy

General Manager

(O) O44-26841251, (R) 044-26385190, FAX-044-26840437

Email: efa[dot]ofb[at]nic[dot]in


Public Information Officer

General Manager

(O) 044-26845102, FAX-044-26840437

Email: efa[dot]ofb[at]nic[dot]in

Shri A. Ravindran

Alt. Public Information Officer

Works Manager

(O) 044-26845115, FAX-044-26840437

Email: efa[dot]ofb[at]nic[dot]in

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This is the website of Armoured Vehicles Nigam Limited, developed with an objective to enable a single window access to information and services being provided by Armoured Vehicles Nigam Limited. The content in this website is the result of a collaborative effort of various units of Armoured Vehicles Nigam Limited. This website is designed and maintained by Armoured Vehicles Nigam Limited(AVNL), MoD, A Government of India Enterprise. Use of this site indicates that you accept the Terms of Use & Copyright policy of Armoured Vehicles Nigam Limited.