Here is a list of Maussa's best fights. For a list of Maussa's losses, refer to "Carlos Maussa Losses".
On June 25, 2005 Carlos Maussa fought Vivian Harris in a super-lightweight world-title fight for Harris' WBA title. Maussa was 33 years old and with a record of 20-2 (18), and Harris was 27 years old and with a record of 25-1-1 (17). Maussa stopped Vivian Harris via 7th-round KO and is crowned the new super-lightweight world champion.