| Class | Description | Record | Date | Holder | Car | CC |
|---|---|---|---|---|---|---|
| 999 | Not in Start List | 0 | 01/01/2017 | NA | NA | 0 |
| 13 | Morgan Sports Car Club | 64.96 | 02/06/2013 | Steven McDonald | Morgan +8 | 3500 |
| 18 | Austin Healey Cars | 65.84 | 02/08/2009 | Stuart Bullas | AH Sprite MK1 | 1380 |
| 33 | Aston Martin Owners Club Speed Series | 65.06 | 06/06/2021 | Philip House | Aston Martin | 3400 |
| 38 | Classic Marques Speed Challenge | 62.94 | 03/06/2023 | Joshua Oakes | Reliant Scimitar SS1 | 1809T |
| 39 | Jaguar Drivers Club | 63.73 | 24/08/2024 | Haydn Spedding | Jaguar E Type | 4235 |
| 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 |
| 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 |
| 3G | Modified Cars - Specialist Production Kit, Replica & Space-framed Cars over 1700cc | 56.48 | 25/08/2024 | Simon Green | Westfield Duratec | 2261 |
| 4A | Sports Libre Cars up to & including 2000cc | 54.34 | 08/07/2007 | Ed Hollier | OMS SC1 | 1585 |
| 4B | Sports Libre Cars over 2000cc | 52.98 | 02/07/2006 | Matthew Harrison | SPA 04 Judd | 3500 |