Aviation All 14 grounded A320 Neos back in operation Updated : April 16, 2018 07:46 AM IST Of these 14 planes, 11 were of IndiGo and three of the Wadia group-promoted GoAir. None of the 11 A320 Neo planes fitted with P&W engines which were taken out of operation. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.