Driver history for Mark Hupfer
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 | MARK HUPFER | E | E | 2:32.259 | 2:32.259 | 100.0 | 2019-08-31 | 156 |
| Putnam | MARK HUPFER | E | E | 1:16.375 | 1:16.375 | 100.0 | 2017-07-09 | 69 |
| Mid-Ohio | MARK T HUPFER | F | E | 1:40.801 | 1:40.801 | 100.0 | 2007-05-19 | 68 |
| Daytona | MARK HUPFER | E | E | 2:09.639 | 2:09.639 | 100.0 | 2012-10-06 | 60 |
| CMP | MARK HUPFER | E | E | 1:45.624 | 1:45.624 | 100.0 | 2012-10-26 | 51 |
| Autobahn | MARK T HUPFER | F | E | 1:38.015 | 1:38.015 | 100.0 | 2006-06-09 | 16 |
| VIR | MARK T HUPFER | GT1R-EX | GT1R-EX | 1:58.716 | 1:58.716 | 100.0 | 2008-08-08 | 1 |
| COTA | MARK HUPFER | F | F | 2:34.077 | 2:33.630 | 99.7 | 2013-05-12 | 10 |
| Road Atlanta | MARK HUPFER | E | E | 1:37.149 | 1:36.821 | 99.7 | 2015-03-28 | 128 |
| Putnam | MARK HUPFER | GTC3 | GTC3 | 1:11.708 | 1:11.452 | 99.6 | 2005-09-18 | 28 |
| Mid-Ohio Pro Course | MARK HUPFER | E | E | 1:38.174 | 1:37.669 | 99.5 | 2019-05-19 | 49 |
| Watkins Glen | MARK HUPFER | E | E | 2:08.333 | 2:07.659 | 99.5 | 2018-06-02 | 163 |
| Mid-Ohio Pro Course | MARK T HUPFER | F | F | 1:38.124 | 1:37.546 | 99.4 | 2010-05-16 | 24 |
| Sebring | MARK HUPFER | E | E | 2:26.772 | 2:25.806 | 99.3 | 2019-02-02 | 149 |
| Sebring | MARK T HUPFER | F | F | 2:28.135 | 2:26.589 | 99.0 | 2010-02-07 | 114 |
| Mid-Ohio | MARK T HUPFER | F | F | 1:41.343 | 1:40.095 | 98.8 | 2010-05-15 | 49 |
| Gingerman - Old Course | MARK T HUPFER | F | E | 1:34.583 | 1:33.399 | 98.7 | 2007-07-08 | 45 |
| Road Atlanta | MARK T HUPFER | F | F | 1:38.105 | 1:36.742 | 98.6 | 2010-03-27 | 79 |
| Sebring | MARK T HUPFER | GTC3 | GTC3 | 2:12.321 | 2:09.925 | 98.2 | 2005-02-12 | 191 |
| Road Atlanta | MARK T HUPFER | GTC3 | GTC3 | 1:29.664 | 1:27.945 | 98.1 | 2005-04-03 | 125 |
| Barber | MARK T HUPFER | F | E | 1:41.314 | 1:39.301 | 98.0 | 2007-03-11 | 52 |
| Sebring | MARK T HUPFER | GTB | GTB | 2:24.697 | 2:21.242 | 97.6 | 2008-02-09 | 4 |
| VIR | MARK T HUPFER | GTC3 | GTC3 | 2:02.902 | 1:57.030 | 95.2 | 2005-10-07 | 70 |
| VIR | MARK T HUPFER | GT1R | GT1 | 2:02.957 | 1:49.248 | 88.9 | 2008-08-08 | 17 |
Fastest Lap Times with a co-driver
| Track | Name | Class | Current Class |
Lap Time | Class Record |
Percentage of Record |
Date | Number of other racers |
|---|---|---|---|---|---|---|---|---|
| Putnam | STANTON \ HUPFER | GTC3 | GTC3 | 1:11.511 | 1:11.452 | 99.9 | 2005-09-17 | 28 |
| Mid-Ohio Pro Course | R JOHNSON / M HUPFER | I | I | 1:36.491 | 1:36.278 | 99.8 | 2010-05-16 | 4 |
| Sebring | M HUPFER / McKENZIE | GTB | GTB | 2:24.784 | 2:21.242 | 97.6 | 2008-02-10 | 4 |
| Mid-Ohio | P WILLIAMS /M HUPFER | GT1R | GT1 | 1:31.340 | 1:27.522 | 95.8 | 2008-05-18 | 13 |
| Sebring | M HUPFER / R HUBERT | E | E | 2:34.606 | 2:25.806 | 94.3 | 2011-02-06 | 149 |
| Road Atlanta | HUPFER/ HEATH | F | E | 1:43.442 | 1:36.821 | 93.6 | 2006-04-02 | 128 |
| Sebring | TIM McKENZIE MARK HUPFER | GTA | GTA | 2:15.671 | 2:05.065 | 92.2 | 2006-02-12 | 54 |
| Watkins Glen | M HUPFER / R HULBERT | E | E | 2:18.818 | 2:07.659 | 92.0 | 2012-06-03 | 163 |
| VIR | P WILLIAMS / M HUPFER | GT1R | GT1 | 1:59.732 | 1:49.248 | 91.2 | 2008-08-10 | 17 |
Race Results Summary
| Number of Races | Class Wins | Class Podiums | Group Wins | Group Podiums |
|---|---|---|---|---|
| 141 | 82 (58%) | 108 (77%) | 38 (27%) | 72 (51%) |
Race Results Details
| Date | Name | Track | Race | Class | Best Lap | Overall Position |
Position in Class |
|---|---|---|---|---|---|---|---|
| 2019-09-01 | MARK HUPFER | Road America | Green - Sprint #2 | E | 2:34.819 | 1 / 45 | 1 / 10 |
| 2019-09-01 | MARK HUPFER | Road America | Green - Sprint #1 | E | 2:33.570 | 2 / 47 | 1 / 10 |
| 2019-05-19 | MARK HUPFER | Mid-Ohio Pro Course | Pink - Enduro | E | 1:38.174 | DNF | DNF |
| 2019-05-18 | MARK HUPFER | Mid-Ohio Pro Course | Yellow - Sprint 2 | E | 1:38.434 | 7 / 40 | 1 / 6 |
| 2019-05-18 | MARK HUPFER | Mid-Ohio Pro Course | Yellow - Sprint 1 | E | 1:38.618 | 6 / 42 | 1 / 6 |
| 2019-02-03 | MARK HUPFER | Sebring | 5. Black - Enduro | E | 2:27.732 | 2 / 36 | 2 / 9 |
| 2019-02-02 | MARK HUPFER | Sebring | 2. Green - Sprint 2 | E | 2:29.007 | 6 / 32 | 2 / 13 |
| 2019-02-02 | MARK HUPFER | Sebring | 2. Green - Sprint 1 | E | 2:26.772 | 5 / 34 | 2 / 13 |
| 2018-06-02 | MARK HUPFER | Watkins Glen | 1 Green - Sprint Race 2 | E | 2:08.333 | 1 / 48 | 1 / 16 |
| 2018-06-02 | MARK HUPFER | Watkins Glen | 1 Green - Sprint Race 1 | E | 2:09.822 | DNF | DNF |
| 2018-04-07 | MARK HUPFER | Road Atlanta | 2. Blue Sprint - Sprint 2 | E | 1:40.007 | DNF | DNF |
| 2018-04-07 | MARK HUPFER | Road Atlanta | 2. Blue Sprint - Sprint 1 | E | 1:41.505 | DNF | DNF |
| 2018-04-07 | MARK HUPFER | Road Atlanta | 2. Blue Sprint - Warm-up | E | 1:53.895 | 3 / 23 | 2 / 7 |
| 2017-09-03 | MARK HUPFER | Road America | 1. Green Sprint - Sprint 2 | E | 2:36.174 | 8 / 58 | 7 / 22 |
| 2017-09-03 | MARK HUPFER | Road America | 1. Green Sprint - Sprint 1 | E | 2:35.969 | 33 / 61 | 17 / 24 |
| 2017-07-09 | MARK HUPFER | Putnam | 1. Red Sprint - Sprint Race 2 | E | 1:16.375 | 4 / 18 | 1 / 3 |
| 2017-07-08 | MARK HUPFER | Putnam | 1. Red Sprint - Sprint Race 1 | E | 1:16.716 | 1 / 19 | 1 / 3 |
| 2016-06-04 | MARK HUPFER | Watkins Glen | Blue Sprint 2 | E | 2:10.205 | 3 / 46 | 2 / 23 |
| 2016-06-04 | MARK HUPFER | Watkins Glen | Blue Sprint 1 | E | 2:09.065 | 2 / 47 | 1 / 23 |
| 2016-02-07 | MARK HUPFER | Sebring | BLACK ENDURO | E | 2:27.131 | 1 / 67 | 1 / 16 |
| 2016-02-06 | MARK HUPFER | Sebring | GREEN SPRINT 2 | E | 2:46.415 | 27 / 40 | 8 / 14 |
| 2016-02-06 | MARK HUPFER | Sebring | GREEN SPRINT 1 | E | 2:26.934 | 8 / 60 | 1 / 21 |
| 2015-09-06 | MARK HUPFER | Road America | Green Sprint 1 | E | 2:35.308 | 1 / 56 | 1 / 28 |
| 2015-09-06 | MARK HUPFER | Road America | Green Sprint 2 | E | 2:35.453 | 2 / 50 | 2 / 25 |
| 2015-03-28 | MARK HUPFER | Road Atlanta | 2: Blue Race Sprint Race 2 | E | 1:38.955 | 16 / 39 | 1 / 3 |
| 2015-03-28 | MARK HUPFER | Road Atlanta | 2: Blue Race Sprint Race 1 | E | 1:37.477 | 11 / 42 | 1 / 4 |
| 2014-08-31 | MARK HUPFER | Road America | Green Sprint 2 | E | 2:38.201 | 5 / 50 | 3 / 25 |
| 2014-08-31 | MARK HUPFER | Road America | Green Sprint 1 | E | 2:36.934 | 10 / 54 | 4 / 27 |
| 2014-02-01 | MARK HUPFER | Sebring | 2 Green Sprint 2 | E | 2:32.170 | DNF | DNF |
| 2014-02-01 | MARK HUPFER | Sebring | 2 Green Sprint 1 | E | 2:33.952 | DNF | DNF |
| 2013-09-01 | MARK HUPFER | Road America | Green Sprint Race 2 | E | 2:35.980 | 2 / 48 | 1 / 29 |
| 2013-09-01 | MARK HUPFER | Road America | Green Sprint Race 1 | E | 2:34.635 | 3 / 51 | 1 / 29 |
| 2013-08-18 | MARK HUPFER | Putnam | Red Sprint Race 2 | E | 1:17.708 | 1 / 24 | 1 / 10 |
| 2013-05-12 | MARK HUPFER | COTA | White Enduro | F | 2:34.077 | 27 / 54 | 2 / 7 |
| 2013-05-11 | MARK HUPFER | COTA | White Sprint 2 | F | 2:36.520 | 32 / 59 | 1 / 7 |
| 2013-05-11 | MARK HUPFER | COTA | White Sprint 1 | F | 2:37.090 | 34 / 64 | 1 / 6 |
| 2013-03-24 | MARK HUPFER | Road Atlanta | Enduro A Enduro | E | 1:54.109 | 2 / 31 | 2 / 12 |
| 2013-03-23 | MARK HUPFER | Road Atlanta | Group 1 Race 1B | E | 1:39.638 | 1 / 37 | 1 / 17 |
| 2013-03-23 | MARK HUPFER | Road Atlanta | Group 1 Race 1A | E | 1:56.450 | 2 / 27 | 2 / 14 |
| 2013-02-02 | MARK HUPFER | Sebring | 1. Orange Sprint 2 | E | 2:28.025 | 2 / 62 | 1 / 18 |
| 2013-02-02 | MARK HUPFER | Sebring | 1. Orange Sprint 1 | E | 2:28.645 | 2 / 69 | 1 / 21 |
| 2012-10-28 | MARK HUPFER | CMP | Enduro Championship Enduro | E | 1:46.604 | 10 / 46 | 1 / 4 |
| 2012-10-27 | MARK HUPFER | CMP | Yellow Championship Sprint | E | 1:47.097 | 3 / 34 | 1 / 4 |
| 2012-10-27 | MARK HUPFER | CMP | Yellow Feature Sprint | E | 1:46.841 | 4 / 33 | 1 / 4 |
| 2012-10-07 | MARK HUPFER | Daytona | ENDURO BRUMOS 90-MIN ENDURO | E | 2:10.591 | 16 / 45 | 1 / 3 |
| 2012-10-06 | MARK HUPFER | Daytona | BLUE SPRINT 2 | E | 2:27.383 | 1 / 23 | 1 / 2 |
| 2012-10-06 | MARK HUPFER | Daytona | BLUE SPRINT 1 | E | 2:12.052 | DNF | DNF |
| 2012-08-18 | MARK HUPFER | Mid-Ohio Pro Course | Red Sprint Race 2 | E | 1:39.223 | DNF | DNF |
| 2012-08-18 | MARK HUPFER | Mid-Ohio Pro Course | Red Sprint Race 1 | E | 1:39.613 | DNF | DNF |
| 2012-07-15 | MARK HUPFER | Putnam | Yellow Enduro Enduro | E | 1:19.057 | 1 / 25 | 1 / 19 |
| 2012-07-15 | MARK HUPFER | Putnam | Red Race Group Sprint Race 2 | E | 1:18.062 | 1 / 32 | 1 / 23 |
| 2012-07-14 | MARK HUPFER | Putnam | Red Race Group Sprint Race 1 | E | 1:20.279 | 3 / 32 | 2 / 23 |
| 2012-06-02 | MARK HUPFER | Watkins Glen | Blue Sprint Race #2 | E | 2:10.277 | 2 / 60 | 1 / 28 |
| 2012-06-02 | MARK HUPFER | Watkins Glen | Blue Sprint Race #1 | E | 2:10.951 | 1 / 63 | 1 / 30 |
| 2012-03-25 | MARK HUPFER | Road Atlanta | ENDURO B RACE | E | 1:38.281 | 1 / 43 | 1 / 10 |
| 2012-03-24 | MARK HUPFER | Road Atlanta | GROUP 3 RACE A | E | 1:38.527 | 1 / 43 | 1 / 12 |
| 2012-03-24 | MARK HUPFER | Road Atlanta | GROUP 3 RACE B | E | 1:39.000 | 1 / 38 | 1 / 12 |
| 2012-02-05 | MARK HUPFER | Sebring | Black Enduro | E | 2:29.415 | 4 / 70 | 1 / 13 |
| 2012-02-04 | MARK HUPFER | Sebring | Orange Sprint 2 | E | 2:28.937 | 2 / 62 | 1 / 16 |
| 2012-02-04 | MARK HUPFER | Sebring | Orange Sprint 1 | E | 2:29.236 | 37 / 68 | 15 / 20 |
| 2011-09-04 | MARK HUPFER | Road America | Purple Enduro | E | 2:34.793 | 4 / 42 | 1 / 18 |
| 2011-09-04 | MARK HUPFER | Road America | Green Sprint 1 | E | 2:35.826 | 1 / 37 | 1 / 23 |
| 2011-07-17 | MARK HUPFER | Putnam | RED GROUP Sprint Race 2 | E | 1:19.840 | 1 / 24 | 1 / 13 |
| 2011-07-16 | MARK HUPFER | Putnam | RED GROUP Sprint Race 1 | E | 1:19.311 | 1 / 26 | 1 / 14 |
| 2011-05-29 | MARK HUPFER | Watkins Glen | Orange Enduro Race | E | 2:13.174 | 2 / 60 | 2 / 18 |
| 2011-05-28 | MARK HUPFER | Watkins Glen | Blue Sprint Race 2 | E | 2:13.335 | 6 / 45 | 1 / 18 |
| 2011-05-28 | MARK HUPFER | Watkins Glen | Blue Sprint Race 1 | E | 2:12.699 | 12 / 51 | 3 / 20 |
| 2011-05-14 | MARK HUPFER | Mid-Ohio | Red Sprint Race 2 | E | 2:01.285 | DNF | DNF |
| 2011-05-14 | MARK HUPFER | Mid-Ohio | Red Sprint Race 1 | E | 1:41.991 | 2 / 28 | 1 / 12 |
| 2011-03-26 | MARK HUPFER | Road Atlanta | Group 4 Combined Sprint | E | 1:57.143 | 1 / 20 | 1 / 5 |
| 2011-03-26 | MARK HUPFER | Road Atlanta | Group 3 Sprint 1 | E | 1:38.753 | 1 / 44 | 1 / 10 |
| 2011-02-06 | MARK T HUPFER | Sebring | Black Enduro | E | 2:31.284 | 12 / 62 | 2 / 10 |
| 2011-02-05 | MARK T HUPFER | Sebring | Orange Sprint 2 | E | 2:31.448 | 6 / 71 | 2 / 16 |
| 2011-02-05 | MARK T HUPFER | Sebring | Orange Sprint 1 | E | 2:31.968 | 8 / 81 | 3 / 18 |
| 2011-02-04 | MARK T HUPFER | Sebring | Check Blue Night Sprint | E | 2:30.058 | 6 / 27 | 2 / 7 |
| 2010-09-05 | MARK T HUPFER | Road America | Green Sprint Race | E | 2:36.230 | 3 / 53 | 1 / 24 |
| 2010-07-18 | MARK T HUPFER | Putnam | Red Sprint Race 2 | E | 1:19.585 | 2 / 26 | 1 / 10 |
| 2010-07-17 | MARK T HUPFER | Putnam | Red Sprint Race 1 | E | 1:20.079 | 1 / 31 | 1 / 13 |
| 2010-05-16 | R JOHNSON / M HUPFER | Mid-Ohio Pro Course | Yellow - Enduro Group Enduro | I | 1:36.491 | 15 / 30 | 1 / 2 |
| 2010-05-15 | MARK T HUPFER | Mid-Ohio Pro Course | Red - Sprint Group Sprint Race 2 | F | 1:39.295 | 2 / 47 | 2 / 9 |
| 2010-05-15 | MARK T HUPFER | Mid-Ohio | Red - Sprint Group Sprint Race 1 | F | 1:41.343 | 1 / 47 | 1 / 9 |
| 2010-03-28 | MARK T HUPFER | Road Atlanta | Enduro Group B Enduro Race | F | 1:51.866 | 3 / 38 | 1 / 7 |
| 2010-03-27 | MARK T HUPFER | Road Atlanta | Race Group 2 Race 1B | F | 1:39.128 | DNF | DNF |
| 2010-03-27 | MARK T HUPFER | Road Atlanta | Race Group 2 Race 1A | F | 1:39.083 | 16 / 37 | 1 / 10 |
| 2010-02-07 | MARK T HUPFER | Sebring | Enduro Black Enduro | F | 2:28.135 | 4 / 69 | 2 / 12 |
| 2010-02-06 | MARK T HUPFER | Sebring | Orange Sprint #2 | F | 2:28.954 | 1 / 61 | 1 / 11 |
| 2010-02-06 | MARK T HUPFER | Sebring | Orange Sprint #1 | F | 2:29.864 | 3 / 70 | 3 / 17 |
| 2009-09-06 | MARK T HUPFER | Road America | Green Sprint Race | E | 2:36.371 | DQ | DQ |
| 2009-03-29 | MARK T HUPFER | Road Atlanta | Group B Enduro | E | 1:38.708 | 2 / 47 | 1 / 11 |
| 2009-03-29 | MARK T HUPFER | Road Atlanta | Group B Sprint | E | 1:39.649 | 2 / 52 | 1 / 12 |
| 2009-03-28 | MARK T HUPFER | Road Atlanta | Race Group 3 Sprint #1 | E | 2:00.019 | 1 / 33 | 1 / 11 |
| 2009-02-08 | MARK T HUPFER | Sebring | Black Enduro | E | 2:29.821 | 11 / 57 | 1 / 11 |
| 2009-02-07 | MARK T HUPFER | Sebring | Orange Sprint Race | E | 2:27.976 | 3 / 56 | 1 / 18 |
| 2009-02-06 | MARK T HUPFER | Sebring | Check Blue Sprint Race | E | 2:29.201 | 11 / 41 | 1 / 10 |
| 2008-08-10 | P WILLIAMS / M HUPFER | VIR | Black Race | GT1R | 2:00.229 | 7 / 28 | 1 / 1 |
| 2008-08-09 | MARK T HUPFER | VIR | Race 1 | GT1R-EX | 1:59.381 | 9 / 41 | 1 / 1 |
| 2008-06-22 | P. WILLIAMS / M HUPFER | Barber | Enduro Race | GT1R | DNF | DNF | |
| 2008-05-18 | MARK T HUPFER | Mid-Ohio | Enduro | E | 1:42.720 | DNF | DNF |
| 2008-05-18 | P WILLIAMS /M HUPFER | Mid-Ohio | Enduro | GT1R | 1:31.340 | 14 / 32 | 1 / 2 |
| 2008-05-17 | MARK T HUPFER | Mid-Ohio | Sprint Race | E | 1:42.453 | 1 / 32 | 1 / 12 |
| 2008-03-30 | MARK T HUPFER | Road Atlanta | ENDURO | E | 1:47.318 | 2 / 44 | 1 / 24 |
| 2008-02-10 | MARK T HUPFER | Sebring | Enduro | E | 2:29.950 | DNF | DNF |
| 2008-02-09 | MARK T HUPFER | Sebring | Sprint | GTB | 2:37.553 | DNF | DNF |
| 2008-02-09 | MARK T HUPFER | Sebring | Sprint | E | 2:28.655 | DQ | DQ |
| 2008-02-08 | MARK T HUPFER | Sebring | Night Sprint | E | 2:33.132 | 53 / 58 | 8 / 8 |
| 2007-09-02 | MARK T HUPFER | Road America | Enduro Race | F | 2:36.817 | 11 / 82 | 2 / 30 |
| 2007-07-22 | MARK T HUPFER | Putnam | Sprint Race 2 | F | 1:19.375 | 24 / 25 | 11 / 11 |
| 2007-07-21 | MARK T HUPFER | Putnam | Sprint Race 1 | F | 1:19.651 | 1 / 29 | 1 / 13 |
| 2007-07-08 | MARK T HUPFER | Gingerman - Old Course | Sprint Race | F | 1:35.531 | 1 / 32 | 1 / 19 |
| 2007-07-07 | MARK T HUPFER | Gingerman - Old Course | Enduro | F | 1:35.767 | 1 / 31 | 1 / 19 |
| 2007-05-20 | MARK T HUPFER | Mid-Ohio | Enduro Race | F | 1:41.318 | 1 / 52 | 1 / 24 |
| 2007-05-19 | MARK T HUPFER | Mid-Ohio | Sprint Race | F | 1:40.801 | 1 / 50 | 1 / 27 |
| 2007-04-01 | MARK T HUPFER | Road Atlanta | Enduro | F | 1:37.641 | 1 / 55 | 1 / 27 |
| 2007-03-31 | MARK T HUPFER | Road Atlanta | Sprint | F | 1:39.053 | DQ | DQ |
| 2007-03-11 | MARK T HUPFER | Barber | Sprint | F | 1:41.668 | 3 / 22 | 1 / 8 |
| 2007-02-11 | R HULBERT / M HUPFER | Sebring | Enduro Race | GT2R | 2:20.371 | 3 / 58 | 2 / 4 |
| 2007-02-10 | MARK T HUPFER | Sebring | Sprint Race | F | 2:49.791 | 51 / 54 | 18 / 20 |
| 2006-10-15 | R JOHNSON / M HUPFER | Daytona | Enduro | C | 2:10.453 | 16 / 61 | 5 / 16 |
| 2006-10-15 | MARK T HUPFER | Daytona | Enduro | F | 2:10.906 | 1 / 53 | 1 / 26 |
| 2006-10-15 | B BAYS / M HUPFER | Daytona | Enduro | GT3R | 1:59.099 | DNF | DNF |
| 2006-10-14 | MARK T HUPFER | Daytona | Sprint | F | 2:12.402 | 1 / 66 | 1 / 31 |
| 2006-07-16 | MARK T HUPFER | Putnam | TOPGUN A | F | 1:19.417 | 7 / 17 | 4 / 8 |
| 2006-07-15 | MARK T HUPFER | Putnam | SPRINT RACE 1 | F | 1:19.538 | 1 / 36 | 1 / 14 |
| 2006-05-13 | MARK T HUPFER | Mid-Ohio | Enduro Race | F | 1:41.586 | 3 / 56 | 1 / 16 |
| 2006-04-02 | HUPFER/ HEATH | Road Atlanta | ENDURO C | F | 1:43.442 | 51 / 57 | 26 / 26 |
| 2006-04-01 | MARK T HUPFER | Road Atlanta | Sprint Race | F | 1:41.790 | 4 / 55 | 1 / 33 |
| 2006-02-12 | TIM McKENZIE MARK HUPFER | Sebring | Enduro Race | GTA | 64 / 65 | 4 / 4 | |
| 2005-10-08 | MARK T HUPFER | VIR | SPRINT RACE | GTC3 | 2:15.030 | 1 / 40 | 1 / 5 |
| 2005-09-18 | MARK HUPFER | Putnam | SUPER SPRINT | GTC3 | 1:11.708 | 2 / 28 | 1 / 1 |
| 2005-09-17 | STANTON \ HUPFER | Putnam | TWIN 45 | GTC3 | 1:11.511 | 1 / 33 | 1 / 1 |
| 2005-07-17 | MARK T HUPFER | Putnam | SPRINT RACE | F | 1:18.585 | 1 / 22 | 1 / 11 |
| 2005-07-17 | MARK T HUPFER | Putnam | TOP GUN RACE | F | 1:18.907 | 24 / 28 | 11 / 11 |
| 2005-04-03 | MARK T HUPFER | Road Atlanta | Sprint Race | GTC3 | 1:29.738 | 4 / 46 | 1 / 30 |
| 2005-02-13 | MARK T HUPFER | Sebring | Enduro | GTC3 | 2:13.804 | 3 / 54 | 2 / 24 |
| 2005-02-12 | MARK T HUPFER | Sebring | Sprint | GTC3 | 2:13.846 | 7 / 64 | 3 / 31 |
| 2004-09-19 | MARK HUPFER | Putnam | Sprint Race | F | 1:18.886 | 1 / 25 | 1 / 8 |
| 2004-09-05 | MARK T HUPFER | Road America | Sprint Race | F | 2:37.551 | 1 / 55 | 1 / 26 |
| 2004-07-18 | MARK HUPFER | Putnam | Top Gun | F | 1:18.789 | 3 / 28 | 2 / 12 |
| 2004-07-18 | MARK HUPFER | Putnam | Sprint Race | F | 1:18.498 | DQ | DQ |
| 2004-06-05 | MARK T. HUPFER | Barber | Sprint Race | EX BLUE | 41 / 41 | 2 / 2 | |
| 2004-04-04 | MARK HUPFER | Road Atlanta | Race Group 3 Event Race | F | 1:40.661 | 2 / 49 | 1 / 28 |