| Boys 100 Metres HEAT 1 (Motspur Park, 15 May) | 1 | | Paul Thomas | (Mitcham AC) | 11.5 | +6.6 | CBP | Q | | 2 | | F Senior | (South London Harriers) | 11.9 | +6.6 | | Q | | 3 | | S Noble | (Surrey AC) | 12.0 | +6.6 | | | | 4 | | I Straughan | (Epsom & Ewell Harriers) | 12.0 | +6.6 | | | | 5 | | S Sims | (Epsom & Ewell Harriers) | 12.7 | +6.6 | | | | 6 | | P Vincent | (Hercules Wimbledon AC) | 13.5 | +6.6 | | | | 7 | | P Barker | (Beverley School, New Malden) | 13.5 | +6.6 | | | |
| | | Boys 100 Metres HEAT 2 (Motspur Park, 15 May) | 1 | | D Ewing | (Sutton & Cheam Harriers) | 12.4 | +3.8 | | Q | | 2 | | R Hussey | (Epsom & Ewell Harriers) | 12.4 | +3.8 | | Q | | 3 | | I Howe | (Epsom & Ewell Harriers) | 12.5 | +3.8 | | | | 4 | | P Maher | (Surrey AC) | 12.6 | +3.8 | | | | 5 | | S Todd | (Glebelands Sch) | 13.1 | +3.8 | | | | 6 | | C Mann | (Epsom & Ewell Harriers) | 14.5 | +3.8 | | | |
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| Boys 100 Metres HEAT 3 (Motspur Park, 15 May) | 1 | | M Rumary | (Redhill & Reigate AC) | 12.3 | +2.8 | | Q | | 2 | | M Watson | (Surrey AC) | 12.5 | +2.8 | | Q | | 3 | | J Chappell | (St Josephs's College, Upper Norwood) | 12.7 | +2.8 | | | | 4 | | N Dominey | (Surrey AC) | 13.1 | +2.8 | | | | 5 | | I McPherson | (Surrey Beagles AC) | 13.4 | +2.8 | | | | 6 | | Lee Payne | (Croydon Harriers) | 13.7 | +2.8 | | | | 7 | | R Bannister | (Woking AC) | 14.9 | +2.8 | | | |
| | | Boys 100 Metres FINAL (Motspur Park, 15 May) | 1 | | Paul Thomas | (Mitcham AC) | 11.7 | +2.0 | | | | 2 | | F Senior | (South London Harriers) | 11.9 | +2.0 | | | | 3 | | M Rumary | (Redhill & Reigate AC) | 12.2 | +2.0 | | | | 4 | | R Hussey | (Epsom & Ewell Harriers) | 12.2 | +2.0 | | | | 5 | | D Ewing | (Sutton & Cheam Harriers) | 12.4 | +2.0 | | | | 6 | | M Watson | (Surrey AC) | 12.5 | +2.0 | | | |
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