| Class | Description | Record | Date | Holder | Car | CC |
|---|---|---|---|---|---|---|
| 999 | Not in Start List | 0 | 01/01/2017 | NA | NA | 0 |
| 23A | Lotus 7 Cars - Class 1 – Road-Going Specialist Production Car – List 1A Radial Tyres – Nominal Limit 125 BHP | 66.11 | 06/08/2023 | Paul Boston | Caterham 7 | 1600 |
| 23B | Lotus 7 Cars - Class 2 – Road-Going Specialist Production Car – List 1A Radial Tyres – Nominal Limit 150 BHP | 64.86 | 08/08/2021 | Clive Marsden | Caterham 7 | 1796 |
| 23C | Lotus 7 Cars - Class 3 – Road-Going Specialist Production Car – List 1B Radial Tyres – Nominal Limit 150 BHP | 61.22 | 07/08/2011 | David Nelson | Caterham Superlight | 1796 |
| 23D | Lotus 7 Cars - Class 4 – Road-Going Specialist Production Car – List 1B Radial Tyres | 60.08 | 07/08/2011 | Chris Howard Harris | Caterham | 1795 |
| 24A | Bugatti Owners Cars (RS Interclub) | 67.00 | 08/08/2021 | James Dockery | Subaru Impreza STI | 2000T |
| 24B | Bugatti Classic Cars | 64.80 | 08/08/2021 | Andy Tippett | Brabham BT30X-1 | 3500 |
| 30 | Downton MC | 63.23 | 04/08/2018 | Derek Kessell | Maguire Mini Cooper | 1360 |
| 1A | Road Cars - Series Production up to & including 1400cc | 64.53 | 10/05/2025 | Adam Riley | Volkswagen Up | 999T |
| 1B | Road Cars - Series Production over 1400cc up to & including 2000cc | 62.57 | 18/09/2021 | Adam Riley | Honda S2000 | 1997 |
| 1C | Road Cars - Series Production over 2000cc (2 wheel drive) | 61.05 | 04/08/2024 | Richard Andrews | Porsche 718 GT4 | 4000 |
| 1D | Road Cars - Series Production over 2000cc (4 wheel drive) | 59.89 | 16/09/2018 | Jonathan Mounsey | Mitsubishi Evo 6 | 1998T |
| 2A | Road Cars - Specialist Production Kit, Replica & Space-framed Cars up to & including 1700cc (car derived engines) | 60.02 | 21/09/2024 | Henry Moorhouse | Westfield | 1600 |
| 2B | Road Cars - Specialist Production Kit, Replica & Space-framed Cars over 1700c (car derived engines) | 59.08 | 07/08/2011 | Simon Green | Westfield Duratec | 2261 |
| 2D | Road Cars - Specialist Production with Motor Cycle derived engines and those cars not eligible for classes 2A, 2B or 2E | 60.81 | 21/09/2014 | Robert Bellerby | Sylva Riot | 998 |
| 2E | Road Cars - Lotus Elise and other non-ferrous chassis construction cars up to & including 1800cc | 62.51 | 19/09/2015 | Tracey Taylor West | Lotus Elise | 1796 |
| 3A | Modified Cars - Series Production up to & including 1400cc | 62.67 | 06/08/2022 | Neil Turner | Mini Cooper S | 1380 |
| 3B | Modified Cars - Series Production over 1400cc up to & including 2000cc | 59.52 | 25/08/2019 | Sarah Bosworth | Lotus Elise | 1796 |