EVENT 74 Mens MC 400m Medley Team - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 1 | Swindon Dolphin ASC | 14/16 | Swindon Dolp | 4:29.30 |
| 1 | 2 | Exeter City SC | 14/16 | Exeter City | 4:26.89 |
| 2 | 3 | Truro City SC | 14/16 | Truro City | 4:26.30 |
| 3 | 4 | Bristol Henleaze SC | 14/16 | Bristol Hen | 4:24.00 |
| 4 | 5 | Seagulls Swimming Club | 14/16 | Seagulls SC | 4:22.93 |
| 5 | 6 | Weston-Super-Mare SC | 14/16 | Weston S M | 4:21.40 |
| 6 | 7 | Truro City SC | 17/OV | Truro City | 4:19.80 |
| 7 | 8 | City of Bristol SC | 14/16 | Co Bristol | 4:17.00 |
| 8 | 9 | Poole SC | 14/16 | Poole | 4:16.80 |
| 9 | 10 | Plymouth Leander SC D | 14/16 | Plymouth Lea | 4:15.83 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 11 | Team Bath AS | 14/16 | Team Bath AS | 4:13.76 |
| 1 | 12 | Mount Kelly Swimming B | 14/16 | Mt Kelly | 4:12.87 |
| 2 | 13 | Plymouth Leander SC C | 14/16 | Plymouth Lea | 4:09.33 |
| 3 | 14 | Gloucester City SC | 14/16 | Gloucester | 4:09.00 |
| 4 | 15 | Mount Kelly Swimming A | 14/16 | Mt Kelly | 4:07.66 |
| 5 | 16 | Millfield School B | 14/16 | Millfield | 4:05.10 |
| 6 | 17 | Plymouth Leander SC B | 14/16 | Plymouth Lea | 4:03.99 |
| 7 | 18 | Millfield School B | 17/OV | Millfield | 4:02.00 |
| 8 | 19 | Weston-Super-Mare SC | 17/OV | Weston S M | 4:00.46 |
| 9 | 20 | Mount Kelly Swimming B | 17/OV | Mt Kelly | 3:59.52 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 22 | Millfield School A | 14/16 | Millfield | 3:57.90 |
| 1 | 24 | Plymouth Leander SC A | 14/16 | Plymouth Lea | 3:57.16 |
| 2 | 26 | Plymouth Leander SC D | 17/OV | Plymouth Lea | 3:53.59 |
| 3 | 28 | Plymouth Leander SC C | 17/OV | Plymouth Lea | 3:51.45 |
| 4 | 30 | Plymouth Leander SC A | 17/OV | Plymouth Lea | 3:39.59 |
| 5 | 29 | Plymouth Leander SC B | 17/OV | Plymouth Lea | 3:45.00 |
| 6 | 27 | Mount Kelly Swimming A | 17/OV | Mt Kelly | 3:52.62 |
| 7 | 25 | Millfield School A | 17/OV | Millfield | 3:56.00 |
| 8 | 23 | Exeter City SC | 17/OV | Exeter City | 3:57.37 |
| 9 | 21 | Plymouth Leander SC E | 17/OV | Plymouth Lea | 3:58.01 |