Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 931 | Tomás Rosário |
ADRAP
|
SUB-20 |
04:15.96
|
| 2 | 2271 | Henrique Serrão |
GDE
|
SUB-18 | 05:16.59 |
| 3 | 2304 | Guilherme Oliveira |
AJS
|
SUB-18 | 05:17.24 |