| Youths 400 Metres HEAT 1 (Sheerwater, Woking, 24 April) | 1 | | Richard Holt | (Blackheath Harriers) | 55.2 | | | | | 2 | | M Mattock | (Haslemere Border AC) | 56.2 | | | | | 3 | | A Atkinson | (Guildford & Godalming AC) | 56.9 | | | | | 4 | | M Skilton | (Croydon Harriers) | 62.2 | | | | | 5 | | S Taylor | (Guildford & Godalming AC) | 67.3 | | | | |
| | | Youths 400 Metres HEAT 2 (Sheerwater, Woking, 24 April) | 1 | | Tim Eaton | (Mitcham & Sutton AC) | 53.2 | | | | | 2 | | G Burns | (Croydon Harriers) | 56.5 | | | | | 3 | | I West | (Hercules Wimbledon AC) | 56.9 | | | | | 4 | | A Davies | (Epsom & Ewell Harriers) | 61.4 | | | | | 5 | | G Hill | (Epsom & Ewell Harriers) | 62.8 | | | | |
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| Youths 400 Metres HEAT 3 (Sheerwater, Woking, 24 April) | 1 | | M Bowers | (Belgrave Harriers) | 54.4 | | | | | 2 | | R Scrase | (Epsom & Ewell Harriers) | 55.6 | | | | | 3 | | P Hoggarth | (Waverley Harriers) | 57.3 | | | | | 4 | | J Formby | (Guildford & Godalming AC) | 66.3 | | | | |
| | | Youths 400 Metres FINAL (Sheerwater, Woking, 24 April) | 1 | | Tim Eaton | (Mitcham & Sutton AC) | 49.7 | | | | | 2 | | Richard Holt | (Blackheath Harriers) | 52.0 | | | | | 3 | | M Bowers | (Belgrave Harriers) | 53.7 | | | | | 4 | | M Mattock | (Haslemere Border AC) | 55.2 | | | | | 5 | | R Scrase | (Epsom & Ewell Harriers) | 56.3 | | | | |
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