Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight sold for US$6.18 million at a Heritage Auctions on Sunday . The buyer of the belt, which ...

Muhammad Ali’s historic ‘Rumble in the Jungle’ WBC belt has sold for $6.18million at auction to Indianapolis Colts owner Jim Irsay.

The championship belt Muhammad Ali reclaimed when he knocked out George Foreman in 1974's "Rumble in the Jungle" fight sold at auction over the weekend for the heavyweight price of $6.18 million.

Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight was sold at auction on Sunday for $6.18 million.

Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight was sold at auction on Sunday for $6.18 million.

Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight was sold at auction for $6.18 million.

Related video above: ARCHIVES: Muhammad Ali carries Olympic torch through Louisville in 1984Muhammad Ali's championship belt from his 1974 "Rumble in the Jungle" heavyweight title fight was sold ...

Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight has sold at auction for $6.18 million.

Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight has sold at auction for $6.18 million.

Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight was sold at auction on Sunday for $6.18 million.

Muhammad Ali’s championship belt from his 1974 “Rumble in the Jungle” heavyweight title fight has sold at auction for $6.18 million.