Iheanacho, 17, shot to the top of the scoring charts in the competition with a brilliant display against the CONCACEF champions in their opening group game.
After the haul he told Fifa.com: 'I’ve scored four goals in a game many times, but only in the streets with my friends. But never in an international match.'
Golden Eaglet: Kelechi Iheanacho has starred for Nigeria at the Under-17 World Cup in the UAE
Full package: Arsene Wenger's eyes on the ground are having a close look at the goal-scoring midfielder
Arsenal will have to move swiftly to seal a deal for the teenager as his performance, including four assists with his quartet of goals in the group stage, has alerted a host of Europe’s elite teams to his ability.
A move to Arsene Wenger’s side would appeal to Iheanacho, whose aspiration it is to grace the Premier League, which is widely followed in his home country.
Cool customer: Iheanacho danced through the Mexican defence to slot the second of his four goals