| m. 400 | |||||
| 52.2 | MENCI | Cristiano | 87 | Sesto Fiorentino | 30/5 |
| 52.87 | CERBAI | Tommaso | 87 | Livorno | 2/6 |
| 52.8 | MENCI | Cristiano | 87 | Massa Lombarda | 28/7 |
| 52.95 | MENCI | Cristiano | 87 | S.Marino | 12/6 |
| 52.9 | MENCI | Cristiano | 87 | Piombino | 8/5 |
| 53.41 | CERBAI | Tommaso | 87 | S.Marino | 30/6 |
| 53.53 | CERBAI | Tommaso | 87 | Firenze | 17/4 |
| 53.54 | MENCI | Cristiano | 87 | Massa | 24/7 |
| 53.61 | CERBAI | Tommaso | 87 | Sulmona | 19/6 |
| 53.64 | MENCI | Cristiano | 87 | Firenze | 17/4 |
| 53.7 | MATTII | Luca | 88 | Livorno | 18/9 |
| 54.04 | MATTII | Luca | 88 | Firenze | 17/4 |
| 53.9 | MATTII | Luca | 88 | Livorno | 25/4 |
| 54.46 | MATTII | Luca | 88 | Firenze | 9/10 |
| 54.9 | MATTII | Luca | 88 | Piombino | 8/5 |