Updated Aug 8, 2026
* – Prior to SCCA Spec Tire
| Class | Comment | Lap Time | Date |
|---|---|---|---|
| AS | Jim Wheeler | 0:02:03.977 | Sunday-2013-07-07 |
| B-SPEC | Chris Taylor | 0:02:16.234 | Sunday-2020-07-05 |
| CC | Greg Lambert | 0:01:50.985 | Sunday-2009-05-03 |
| CF | David Loken | 0:01:56.730 | Saturday-2016-08-20 |
| CSR | Kirk Kindsfater | 0:01:42.029 | Sunday-2013-07-07 |
| DSR | Steve Ott | 0:01:37.444 | Sunday-2011-09-04 |
| EP | by [181] Cameron Wogrin | 0:01:57.841 | Sunday-2026-07-05 |
| ESR | Chris Doyle | 0:01:53.992 | Saturday-2009-10-24 |
| F5 | Charles Mcabee Jr | 0:01:53.873 | Sunday-2012-07-01 |
| FA | Hans Peter | 0:01:39.541 | Saturday-2020-07-04 |
| FB | Kevin Roggwnbuck | 0:01:42.848 | Saturday-2017-08-19 |
| FC | Zach Craigo | 0:01:44.875 | Sunday-2011-09-04 |
| FE | Mark Felsen | 0:01:44.875 | Sunday-2011-09-11 |
| FE2 | Liam Snyder | 0:01:46.782 | Sunday-2018-07-08 |
| FF | by [96] Nathan Down | 0:01:52.540 | Saturday-2026-07-04 |
| FF* | James Stiehr | 0:01:52.160 | Sunday-2013-07-07 |
| FM | by [66] Billy Smith | 0:01:50.127 | Sunday-2019-08-25 |
| FM* | Russ Lindermann | 0:01:52.160 | Sunday-2011-09-04 |
| FP | Eric Prill | 0:02:00.297 | Saturday-2009-10-24 |
| FST | Al Jacobellis | 0:02:04.712 | Sunday-2016-08-21 |
| FV | Phillip Holcomb | 0:02:05.776 | Saturday-2011-09-03 |
| FV1385 | Mark Felsen | 0:02:08.278 | Saturday-2016-08-20 |
| FX | Ryan McLaugin | 0:01:52.775 | Saturday-2020-07-04 |
| GT1 | Michael Lewis | 0:01:44.899 | Sunday-2009-07-05 |
| GT2 | Mark Boden | 0:01:49.218 | Saturday-2018-08-25 |
| GT3 | Jum Veldez | 0:01:57.995 | Saturday-2009-07-04 |
| GTL | Jonathan Goodale | 0:02:02.520 | Saturday-2019-07-06 |
| GTX | Lisa Hunsicker | 0:01:59.691 | Saturday-2020-07-04 |
| HP | by [3] Ralf Lindow | 0:02:07.980 | Sunday-2019-08-25 |
| ITA | Andrew Devoto | 0:02:12.853 | Saturday-2011-09-03 |
| ITB | by [337] Michael Reh | 0:02:20.601 | Sunday-2019-08-25 |
| ITC | Geoff Duncan | 0:02:20.722 | Sunday-2010-05-09 |
| ITE-O | Paul Fairchild | 0:01:57.329 | Sunday-2015-05-03 |
| ITE-U | Robert Maples | 0:02:07.376 | Saturday-2010-09-04 |
| ITS | Guy Ruse | 0:02:09.310 | Saturday-2009-05-02 |
| P1 | Kirk Kindsfater | 0:01:41.620 | Saturday-2019-07-06 |
| P2 | Chuck McConica | 0:01:50.634 | Saturday-2019-08-24 |
| S2 | Mark Mercer | 0:01:49.099 | Saturday-2011-09-03 |
| S7 | Clay Turner | 0:02:13.997 | Saturday-2009-10-24 |
| S944 | Tim Meyer | 0:02:13.558 | Sunday-2010-05-09 |
| SE30 | Alain Van Der Heide | 0:02:16.526 | Saturday-2009-10-24 |
| SF | Joshua Fitzpatrick | 0:02:00.336 | Sunday-2020-07-05 |
| SM | Eric Nemich | 0:02:08.653 | Sunday-2019-07-07 |
| SP | Jeff Winter | 0:01:57.409 | Saturday-2009-08-22 |
| SPB | Mike Quigley | 0:02:05.942 | Saturday-2009-08-22 |
| SPECM3 | Amit Sudan | 0:02:09.144 | Saturday-2011-09-03 |
| SRF | Scott Anderson | 0:02:04.964 | Saturday-2009-09-05 |
| SRF3 | by [33] Rob Pielsticker | 0:01:56.639 | Sunday-2026-07-05 |
| STL | Cliff Ira | 0:02:02.960 | Saturday-2018-07-07 |
| STU | Michael Pettiford | 0:02:00.515 | Saturday-2011-09-03 |
| T1 | Michael Pettiford | 0:01:52.844 | Saturday-2018-08-25 |
| T2 | by [4] Robert Weston | 0:01:55.026 | Saturday-2026-07-04 |
| T3 | by [41] Michael Pettiford | 0:02:00.610 | Sunday-2026-07-05 |
| T4 | Tommy Boileau | 0:02:07.340 | Saturday-2019-07-06 |