Driver history for Jack Gilsdorf
See predictions of lap times at various tracksFastest Lap Times as a solo driver
| Track | Name | Class | Current Class |
Lap Time | Class Record |
Percentage of Record |
Date | Number of other racers |
|---|---|---|---|---|---|---|---|---|
| Road America | JACK GILSDORF | GTC2 | GTC2 | 2:25.703 | 2:25.703 | 100.0 | 2014-08-31 | 10 |
| VIR | JACK GILSDORF | GTC2 | GTC2 | 2:03.591 | 2:03.591 | 100.0 | 2014-06-21 | 8 |
| Daytona | JACK GILSDORF | GTC2-EX | GTC2-EX | 2:06.290 | 2:06.290 | 100.0 | 2009-10-10 | 1 |
| Daytona | JACK GILSDORF | GTC2 | GTC2 | 2:02.601 | 2:02.050 | 99.6 | 2006-10-14 | 11 |
| Sebring | JACK GILSDORF | GTC2 | GTC2 | 2:20.971 | 2:19.757 | 99.1 | 2009-02-07 | 25 |
| Road Atlanta | JACK GILSDORF | GTC2 | GTC2 | 1:34.509 | 1:33.652 | 99.1 | 2007-03-30 | 17 |
| Watkins Glen | Jack Gilsdorf | GTC2EX | GTC2EX | 2:16.100 | 2:14.538 | 98.9 | 2004-06-11 | 2 |
| Road America | JACK GILSDORF | GTC3 | GTC3 | 2:19.841 | 2:17.292 | 98.2 | 2020-09-07 | 151 |
| Road Atlanta | JACK GILSDORF | GTC3 | GTC3 | 1:30.904 | 1:27.945 | 96.7 | 2022-04-08 | 125 |
| Daytona | JACK GILSDORF | GTC3 | GTC3 | 1:58.371 | 1:54.433 | 96.7 | 2016-10-22 | 88 |
| Daytona | JACK GILSDORF | GT1R | GT1 | 1:52.977 | 1:48.390 | 95.9 | 2008-10-10 | 22 |
| Road Atlanta | JACK GILSDORF | GT1R | GT1 | 1:27.642 | 1:23.125 | 94.8 | 2009-03-29 | 35 |
| Sebring | JACK GILSDORF | GTC3 | GTC3 | 2:18.121 | 2:09.925 | 94.1 | 2020-01-31 | 191 |
| Barber | JACK GILSDORF | GT1R | GT1 | 1:34.591 | 1:28.574 | 93.6 | 2008-06-21 | 7 |
| Sebring | JACK GILSDORF | GT1R | GT1 | 2:18.174 | 2:05.761 | 91.0 | 2008-02-09 | 42 |
| Watkins Glen | Jack Gilsdorf | GTC2 | GTC2 | 2:18.607 | 2:04.742 | 90.0 | 2004-06-11 | 21 |
Fastest Lap Times with a co-driver
| Track | Name | Class | Current Class |
Lap Time | Class Record |
Percentage of Record |
Date | Number of other racers |
|---|---|---|---|---|---|---|---|---|
| Road Atlanta | B GILSDORF / J GILSDORF | GTC2 | GTC2 | 1:33.725 | 1:33.652 | 99.9 | 2007-03-30 | 17 |
| Road Atlanta | J. GILSDORF /P. GILSDORF | GTC3 | GTC3 | 1:29.995 | 1:27.945 | 97.7 | 2021-04-11 | 125 |
| Road America | J GILSDORF / P GILSDORF | GTC3 | GTC3 | 2:20.982 | 2:17.292 | 97.4 | 2020-09-07 | 151 |
Race Results Summary
| Number of Races | Class Wins | Class Podiums | Group Wins | Group Podiums |
|---|---|---|---|---|
| 62 | 29 (47%) | 45 (73%) | 0 (0%) | 4 (6%) |
Race Results Details
| Date | Name | Track | Race | Class | Best Lap | Overall Position |
Position in Class |
|---|---|---|---|---|---|---|---|
| 2023-04-15 | JACK GILSDORF | Road Atlanta | Purple - Race 2 | GTC3 | 1:33.183 | 24 / 44 | 1 / 4 |
| 2023-04-15 | JACK GILSDORF | Road Atlanta | Purple - Race 1 | GTC3 | 1:33.809 | 28 / 46 | 2 / 4 |
| 2022-04-09 | JACK GILSDORF | Road Atlanta | Red - Sprint Race 1 | GTC3 | 1:32.027 | 15 / 49 | 1 / 1 |
| 2021-04-11 | J. GILSDORF /P. GILSDORF | Road Atlanta | Blue - Enduro | GTC3 | 1:31.224 | 27 / 47 | 1 / 1 |
| 2021-02-06 | JACK GILSDORF | Sebring | Red - Sprint 1 | GTC3 | 2:21.690 | 48 / 55 | 3 / 4 |
| 2020-09-26 | JACK GILSDORF | Road Atlanta | Red - Sprint 1 | GTC3 | 1:31.740 | DNF | DNF |
| 2020-09-25 | JACK GILSDORF | Road Atlanta | Red - Practice Rolling Start | GTC3 | 1:32.122 | 13 / 24 | 1 / 2 |
| 2020-09-07 | J GILSDORF / P GILSDORF | Road America | Yellow - Enduro | GTC3 | 2:20.982 | DNF | DNF |
| 2020-09-06 | JACK GILSDORF | Road America | Red - Sprint 2 | GTC3 | 2:25.122 | 58 / 60 | 2 / 2 |
| 2020-09-06 | JACK GILSDORF | Road America | Red - Sprint 1 | GTC3 | 2:27.398 | 31 / 64 | 1 / 2 |
| 2019-04-13 | JACK GILSDORF | Road Atlanta | Green Group - Sprint 2 | GTC3 | 1:32.687 | 28 / 42 | 2 / 6 |
| 2019-04-13 | JACK GILSDORF | Road Atlanta | Green Group - Sprint 1 | GTC3 | 1:33.194 | DNF | DNF |
| 2018-04-07 | JACK GILSDORF | Road Atlanta | 4. Green Sprint - Sprint 2 | GTC3 | 1:33.031 | 25 / 33 | 5 / 6 |
| 2018-04-07 | JACK GILSDORF | Road Atlanta | 4. Green Sprint - Sprint 1 | GTC3 | 1:33.950 | 26 / 32 | 6 / 6 |
| 2017-04-01 | JACK GILSDORF | Road Atlanta | 4: Green Race 4 Sprint Race 1 | GTC3 | 1:34.334 | 27 / 48 | 4 / 12 |
| 2016-10-22 | JACK GILSDORF | Daytona | RED Sprint Race #2 | GTC3 | 1:58.431 | 19 / 37 | 3 / 5 |
| 2016-10-22 | JACK GILSDORF | Daytona | RED Sprint Race #1 | GTC3 | 1:58.371 | 19 / 37 | 1 / 3 |
| 2016-04-02 | JACK GILSDORF | Road Atlanta | 3: Blue Race Sprint Race 2 | GTC2 | 1:34.861 | 14 / 44 | 1 / 1 |
| 2016-04-02 | JACK GILSDORF | Road Atlanta | 3: Blue Race Sprint Race 1 | GTC2 | 1:35.869 | 10 / 48 | 1 / 1 |
| 2015-03-28 | JACK GILSDORF | Road Atlanta | 3: Green Race Sprint Race 2 | GTC3 | 1:32.622 | DQ | DQ |
| 2015-03-28 | JACK GILSDORF | Road Atlanta | 3: Green Race Sprint Race 1 | GTC3 | 1:32.093 | DQ | DQ |
| 2014-08-31 | JACK GILSDORF | Road America | Blue Sprint 1 | GTC2 | 2:25.703 | 6 / 49 | 1 / 1 |
| 2014-08-31 | JACK GILSDORF | Road America | Blue Sprint 2 | GTC2 | 2:32.598 | 6 / 43 | 1 / 1 |
| 2014-06-21 | JACK GILSDORF | VIR | 3-Black Sprint Race 2 | GTC2 | 2:03.591 | 28 / 64 | 1 / 1 |
| 2014-06-21 | JACK GILSDORF | VIR | 3-Black Sprint Race 1 | GTC2 | 2:04.858 | 27 / 66 | 1 / 1 |
| 2014-03-30 | P. GILSDORF / J. GILSDORF | Road Atlanta | Enduro B B Enduro | GTC3 | 1:33.680 | DNF | DNF |
| 2014-03-29 | JACK GILSDORF | Road Atlanta | Race 2 Race 2B | GTC2 | 1:35.593 | DNF | DNF |
| 2014-03-29 | JACK GILSDORF | Road Atlanta | Race 2 Race 2A | GTC2 | 1:39.078 | 5 / 50 | 1 / 1 |
| 2013-10-05 | JACK GILSDORF | Daytona | Blue Sprint Race 1 | GTC2-EX | 2:09.116 | 2 / 44 | 1 / 1 |
| 2013-03-23 | JACK GILSDORF | Road Atlanta | Group 3 Race 3B | GT1R | 1:30.378 | DNF | DNF |
| 2012-10-07 | JACK GILSDORF | Daytona | ENDURO BRUMOS 90-MIN ENDURO | GT1R | 1:57.433 | DNF | DNF |
| 2012-06-23 | JACK GILSDORF | VIR | Black Sprint Race 2 | GTC2 | 2:10.896 | 22 / 38 | 1 / 1 |
| 2012-06-23 | JACK GILSDORF | VIR | Black Sprint Race 1 | GTC2 | 2:15.155 | DNF | DNF |
| 2012-03-24 | JACK GILSDORF | Road Atlanta | GROUP 2 RACE B | GTC2 | 1:36.931 | 3 / 33 | 2 / 2 |
| 2012-03-24 | JACK GILSDORF | Road Atlanta | GROUP 2 RACE A | GTC2 | 1:35.597 | 2 / 35 | 2 / 2 |
| 2012-02-04 | JACK GILSDORF | Sebring | Green Sprint 2 | GTC2 | 2:24.130 | 8 / 51 | 1 / 3 |
| 2012-02-04 | JACK GILSDORF | Sebring | Green Sprint 1 | GTC2 | 2:26.101 | 8 / 65 | 1 / 3 |
| 2011-09-05 | JACK GILSDORF | Road America | Yellow Sprint Race 3 | GTC2 | 2:31.849 | 23 / 36 | 2 / 2 |
| 2011-09-05 | JACK GILSDORF | Road America | Yellow Sprint Race 2 | GTC2 | 2:31.102 | 27 / 47 | 2 / 2 |
| 2011-09-04 | JACK GILSDORF | Road America | Blue Sprint 1 | GTC2 | 2:31.990 | 14 / 46 | 2 / 2 |
| 2010-03-27 | JACK GILSDORF | Road Atlanta | Race Group 2 Race 1A | GTC2 | 1:34.574 | 5 / 37 | 1 / 2 |
| 2010-02-06 | JACK GILSDORF | Sebring | Green Sprint #2 | GTC2 | 2:21.060 | 10 / 40 | 2 / 2 |
| 2010-02-06 | JACK GILSDORF | Sebring | Green Sprint #1 | GTC2 | 2:22.516 | 10 / 49 | 1 / 2 |
| 2009-10-10 | JACK GILSDORF | Daytona | Blue Sprint Race #2 | GTC2-EX | 2:06.290 | DNF | DNF |
| 2009-10-10 | JACK GILSDORF | Daytona | Blue Sprint Race #1 | GTC2-EX | 2:06.503 | 15 / 33 | 1 / 1 |
| 2009-03-29 | JACK GILSDORF | Road Atlanta | Group A Sprint | GT1R | 1:27.642 | 4 / 49 | 1 / 2 |
| 2009-02-07 | JACK GILSDORF | Sebring | Green Sprint Race | GTC2 | 2:20.971 | 7 / 52 | 1 / 6 |
| 2008-10-11 | JACK GILSDORF | Daytona | Sprint Race 2 | GT1R | 1:53.036 | DNF | DNF |
| 2008-10-10 | JACK GILSDORF | Daytona | Sprint Race 1 | GT1R | 1:52.977 | 2 / 39 | 1 / 2 |
| 2008-03-29 | JACK GILSDORF | Road Atlanta | Sprint | GT1R | 1:34.036 | 13 / 24 | 3 / 3 |
| 2008-02-09 | JACK GILSDORF | Sebring | Sprint | GT1R | 2:18.174 | DNF | DNF |
| 2007-09-03 | JACK GILSDORF | Road America | Sprint Race | GTC2 | 2:27.365 | 6 / 44 | 1 / 7 |
| 2007-03-31 | JACK GILSDORF | Road Atlanta | Sprint | GTC2 | 1:35.153 | 13 / 36 | 2 / 6 |
| 2006-10-14 | JACK GILSDORF | Daytona | Sprint | GTC2 | 2:02.601 | 6 / 39 | 1 / 8 |
| 2006-09-04 | JACK GILSDORF | Road America | Sprint Race | GTC2 | 2:35.003 | 11 / 44 | 1 / 3 |
| 2006-04-02 | GILSDORF/ GILSDORF | Road Atlanta | ENDURO B | GTC2 | 1:40.117 | 35 / 37 | 3 / 3 |
| 2006-04-01 | JACK GILSDORF | Road Atlanta | Sprint Race | GTC2 | 1:36.816 | 8 / 49 | 2 / 5 |
| 2005-04-03 | JACK GILSDORF | Road Atlanta | Sprint Race | GTC2 | 1:38.508 | 10 / 41 | 1 / 3 |
| 2005-02-12 | JACK GILSDORF | Sebring | Sprint | GTC2 | 2:22.717 | 7 / 69 | 2 / 3 |
| 2004-09-05 | JACK GILSDORF | Road America | Sprint Race | GTC2 | 2:35.973 | 9 / 49 | 1 / 1 |
| 2004-06-12 | Jack Gilsdorf | Watkins Glen | Sprint Race | GTC2EX | 2:17.768 | 55 / 56 | 1 / 1 |
| 2004-04-04 | JACK GILSDORF | Road Atlanta | Race Group 2 Event Race | GTC2 | 1:37.184 | 42 / 43 | 6 / 6 |