EVENT 609 Mens 17 Yrs/Over 400m Medley Team - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 1 | 2 | Basildon & Phoenix | Open | Basildon Ph | 4:03.69 |
| 2 | 4 | Newcastle | Open | Newcastle | 4:03.40 |
| 3 | 6 | Hillingdon | Open | Hillingdon | 4:02.88 |
| 4 | 8 | Woking | Open | Woking | 4:02.23 |
| 5 | 7 | Havant & Waterlooville | Open | Havant & Wat | 4:02.46 |
| 6 | 5 | Ealing B | Open | Ealing | 4:03.29 |
| 7 | 3 | City of Coventry | Open | Co Coventry | 4:03.43 |
| 8 | 1 | Exeter City | Open | Exeter City | 4:03.74 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 11 | Plymouth Leander D | Open | Plymouth Lea | 4:01.26 |
| 1 | 15 | Guildford City B | Open | Guildford Ct | 3:58.88 |
| 2 | 19 | Wycombe District | Open | Wycombe Dist | 3:57.65 |
| 3 | 23 | Ealing A | Open | Ealing | 3:56.24 |
| 4 | 27 | City of Glasgow | Open | Co Glasgow | 3:52.95 |
| 5 | 25 | Plymouth Leander B | Open | Plymouth Lea | 3:53.48 |
| 6 | 21 | City of Sheffield | Open | Co Sheffield | 3:57.12 |
| 7 | 17 | Warrington Warriors | Open | Warrington W | 3:58.25 |
| 8 | 13 | Hatfield | Open | Hatfield | 3:59.98 |
| 9 | 9 | City of Bristol | Open | Co Bristol | 4:01.53 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 12 | City of Newport | Open | Co Newport | 4:01.10 |
| 1 | 16 | City of Sunderland | Open | Co Sund'land | 3:58.85 |
| 2 | 20 | Millfield School | Open | Millfield | 3:57.42 |
| 3 | 24 | Guildford City A | Open | Guildford Ct | 3:55.91 |
| 4 | 28 | Plymouth Leander A | Open | Plymouth Lea | 3:47.37 |
| 5 | 26 | Warrender | Open | Warrender Ba | 3:53.25 |
| 6 | 22 | Nova Centurion | Open | Nova Cent'n | 3:56.98 |
| 7 | 18 | Mount Kelly | Open | Mt Kelly | 3:57.76 |
| 8 | 14 | Plymouth Leander C | Open | Plymouth Lea | 3:59.05 |
| 9 | 10 | Portsmouth Northsea | Open | Portsmouth N | 4:01.43 |