Chester Kieffer Kvalificeringsvarvtidsrekord
| Varvtid | Racing Team | Racing Circuit | Racerbilsmodell | Racerbilnivå | År / Racing Series |
|---|---|---|---|---|---|
| 01:33.942 | Ricardo Tormo Circuit | Porsche 992.1 GT3 Cup | GTC | 2025 Porsche Sprint Challenge södra Europa | |
| 01:39.427 | Estoril krets | Porsche 992.1 GT3 Cup | GTC | 2025 Porsche Sprint Challenge södra Europa | |
| 01:43.833 | Algarve International Circuit | Porsche 992.1 GT3 Cup | GTC | 2025 Porsche Sprint Challenge södra Europa | |
| 01:44.586 | Circuit de Barcelona-Catalunya | Porsche 992.1 GT3 Cup | GTC | 2025 Porsche Carrera Cup Frankrike | |
| 01:44.649 | Circuit de Barcelona-Catalunya | Porsche 992.1 GT3 Cup | GTC | 2025 Porsche Carrera Cup Frankrike |