Event 51 - 400 meter Yth Men, Heat:1 of 2 ; Official result
| Rank | Lane | ID | Name | SB | Team | Cat | Result | Info |
| 1 | 4 | 657 | PARRISH, SHERMAN | WPAI | YTH | 54.12 | 635 P | |
| 2 | 3 | 640 | HORAK, MALAN | EPA | YTH | 56.91 | 524 P | |
| 3 | 1 | 631 | VAN ZYL, XANDER | CGA | YTH | 57.37 | 507 P | |
| 4 | 2 | 656 | BASSON, BRANDON | WPAI | YTH | 66.56 | 217 P |