An 87-run defeat of Sri Lanka maintained Australia's momentum, but captain Aaron Finch insisted his team could have put up a bigger score.
Australia moved top of the Cricket World Cup group-stage table as Aaron Finch hit 153 and Mitchell Starc took 4-55 in a win over Sri Lanka.
India against Pakistan may be a huge deal for their fans but Virat Kohli warned his players not to get carried away by the occasion.
Pakistan's chances of reaching the semi-finals will be boosted if they beat rivals India, with coach Mickey Arthur demanding aggression.
India's last Cricket World Cup match was washed out and light showers are forecast for their clash with rivals Pakistan in Manchester.
The Cricket World Cup's leading scorer Aaron Finch made 153 to equal Jason Roy's highest score of the tournament.
Carlos Brathwaite received one demerit point after breaching the ICC code of conduct during West Indies' defeat to England.
Having seen their last two matches washed out, Sri Lanka are in need of a Cricket World Cup upset against Australia.
With Jason Roy and Eoin Morgan injured and unable to bat, Joe Root proved a quiet steadying influence for England against West Indies.
South Africa have lost three matches already and only a stunning run of wins will spare them from Cricket World Cup elimination.