India, July 21 -- The country's largest airline IndiGo on Monday announced it will place an order with CFM International for more than 1,000 engines to power its 510 A320neo family planes. IndiGo and CFM International, an equal joint venture between GE Aerospace and Safran Aircraft Engines, have inked a Memorandum of Understanding (MoU) for the order at the Farnborough International Airshow in the UK.

The order for more than 1,000 LEAP-1A engines to power 510 Airbus A320 neo family aircraft will also be the "largest single order ever placed for LEAP engines and a record for CFM International," a release said on Monday.

Financial details were not disclosed. A320 neo family planes include A320 neos, A321 neos and A321 XLRs. All are narrow...