Kohli, who will step down as India's captain in the T20 format after the T20 World Cup, was asked if the team erred by not including rookie batsman Ishan Kishan instead of Rohit Sharma at the top of the order.
The Twenty20 World Cup Super 12 begins in the United Arab Emirates on Saturday
Captain Rohit Sharma scored 60 and his opening partner KL Rahul made 39 as India chased down Australia's total of 152/5 comfortably.
Pandya is likely to be dropped from the Indian squad for the Twenty20 World Cup.
Manish Pandey has stepped in to lead Sunrisers Hyderabad as Kane Williamson has a minor injury.
The fifth Test in Manchester was abandoned after Team India's junior physio Yogesh Parmar tested positive for COVID-19 and was found to be in direct contact of players.
Having already sealed a playoff berth, Rishabh Pant-led Delhi Capitals made one change to their XI, by bringing in Prthvi Shaw.
Gavaskar also said he looks at K L Rahul and Rishabh Pant as vice-captain in the T20I format.
Nathan Coulter-Nile replaces Adam Milne in the Mumbai Indians side while Mayank Agarwal misses out for Punjab with stiff neck.
The big win lifted KKR to fourth place with eight points from nine matches, while Mumbai slipped to sixth.