Chess Valley 1999
Bucks Super
15 August 1999 at Leighton Buzzard
| 500cc | RH Sidecars | 350cc |
| 1- Jon Underwod | 1- John Halsey & Jason Glenie | 1- Dave Rumsey |
| 2- Simon Davey | 2- Ivor Matthews & Symon Wall | 2- Terry Giles |
| 3- Tony Atkin | 3- Tim Bennett & Tim Hargreaves | 3- Rhys Wilding |
| 250cc | Pre 75s | |
| 1- Paul Cooper | 1- Barry Robinson | |
| 2- Steve Syrett | 2- John Priest | |
| 3- Colin How | 3- Cyril Jones |
