Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 603 | Gabriel Rodrigues |
ARAC
|
SUB-18 | 04:30.62 |
| 2 | 217 | Martim Fonseca |
CDFE
|
SUB-18 | 04:35.50 |
| 3 | 527 | Guilherme Ferreira |
JAM
|
SUB-18 | 04:58.53 |
| 4 | 627 | Vicente Azevedo |
ARAC
|
SUB-16 | 05:09.19 |