Place | Lane | Name | School | Time | Qual Mark |
1 | 4 | Mohammed Abid (9) | Paly | 46.49 | 00:45.87 |
2 | 5 | Sam Margevicius (10) | Paly | 46.92 | 00:46.04 |
3 | 6 | Peter Whitley (10) | Gunn | 48.07 | 00:48.94 |
4 | 7 | Michael Liu (10) | Lyn | 48.21 | 00:49.64 |
5 | 2 | Eric Suprenant (9) | Lyn | 48.23 | 00:49.46 |
6 | 3 | Stephen Scheiff (9) | LA | 50.06 | 00:48.94 |
7 | 8 | John Duong (9) | Milp | 50.62 | 00:52.44 |
8 | 1 | Mark Hsu (10) | Gunn | 51.73 | 00:51.30 |