EVENT 731 Men 14/16 Yrs 400m Freestyle Team - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | A.G. | Club | Time |
| 2 | 2 | Wigan BEST | Open | Wigan BEST | 3:48.98 |
| 3 | 4 | Stockport Metro | Open | Stockport Mo | 3:48.34 |
| 4 | 6 | Middlesbrough | Open | Middlesboro | 3:47.01 |
| 5 | 5 | Repton | Open | Repton | 3:48.01 |
| 6 | 3 | City of Glasgow | Open | Co Glasgow | 3:48.94 |
| 7 | 1 | Leicester Sharks | Open | Leic Sharks | 3:49.22 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | A.G. | Club | Time |
| 0 | 9 | Plymouth Leander A | Open | Plymouth Lea | 3:46.25 |
| 1 | 13 | City of Birmingham | Open | Co Birm'ham | 3:45.58 |
| 2 | 17 | City of Coventry | Open | Co Coventry | 3:44.64 |
| 3 | 21 | Mount Kelly | Open | Mt Kelly | 3:42.16 |
| 4 | 25 | Chelsea & Westminster | Open | Chelsea&West | 3:36.25 |
| 5 | 23 | City of Cardiff A | Open | Co Cardiff | 3:39.84 |
| 6 | 19 | Bromley | Open | Bromley | 3:43.36 |
| 7 | 15 | Millfield School B | Open | Millfield | 3:44.76 |
| 8 | 11 | Portsmouth Northsea | Open | Portsmouth N | 3:45.94 |
| 9 | 7 | City of Cambridge | Open | Co Cambridge | 3:46.83 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | A.G. | Club | Time |
| 0 | 10 | Nova Centurion | Open | Nova Cent'n | 3:45.98 |
| 1 | 14 | Wycombe District | Open | Wycombe Dist | 3:45.41 |
| 2 | 18 | Guildford City | Open | Guildford Ct | 3:44.32 |
| 3 | 22 | Millfield School A | Open | Millfield | 3:40.31 |
| 4 | 26 | East Lothian | Open | East Lothian | 3:34.12 |
| 5 | 24 | N & D Performance A | Open | N & D PP SC | 3:38.70 |
| 6 | 20 | Skipton | Open | Skipton | 3:43.26 |
| 7 | 16 | Newcastle | Open | Newcastle | 3:44.75 |
| 8 | 12 | Warrender Baths | Open | Warrender Ba | 3:45.91 |
| 9 | 8 | Borough of Kirklees | Open | Bo Kirklees | 3:46.74 |