| Track Lap Records | |
| Track Name: Buttonwillow RP 27 | Track Length: 1.830 Mi. |
| Today's Date: 5/20/07 | Date Last Updated:5/20/07 |
| class | comment | laptime | date |
| AS | Bill Schepergerdes | 0:01:15.159 | 5/7/2006 |
| CF | Chris Minks | 0:01:14.080 | 5/17/2003 |
| CFC | Michael Hall | 0:01:08.643 | 9/1/2002 |
| CS2000 | Jeff Holladay | 0:01:10.023 | 9/1/2002 |
| CSC | Todd Southwell | 0:01:16.082 | 10/19/1997 |
| CSR | Keith Young | 0:01:05.022 | 5/18/2003 |
| DSR | Bill Lomenick | 0:01:08.165 | 8/31/2002 |
| EP | Wayne Graham | 0:01:14.912 | 9/2/2002 |
| F2000 | Eddie Nahir | 0:01:09.438 | 10/18/1998 |
| FA | Brian Johnson | 0:01:03.916 | 5/20/2007 |
| FC | Les Phillips | 0:01:06.021 | 9/2/2002 |
| FF | Keith Nunes | 0:01:09.444 | 10/18/1998 |
| FM | Steve Booth | 0:01:06.890 | 5/17/2003 |
| FP | Shawn Sampson | 0:01:17.505 | 5/22/2005 |
| FS | Michael Edick | 0:01:07.635 | 5/22/2004 |
| FV | Scott Meyer | 0:01:18.865 | 5/7/2006 |
| GP | Randy Andell | 0:01:27.717 | 5/7/2006 |
| GT-1 | Lane Ingram | 0:01:07.964 | 5/20/2007 |
| GT-2 | Evan Gardner | 0:01:11.589 | 5/22/2004 |
| GT-3 | Richard Grey | 0:01:12.606 | 5/22/2004 |
| GT-4 | John Spencer | 0:01:19.160 | 9/1/2002 |
| GT-L | John Spencer | 0:01:18.864 | 5/7/2006 |
| HC | David Karner | 0:01:13.704 | 5/21/2005 |
| HP | Marshall Falk | 0:01:28.702 | 5/25/2002 |
| ITA | Bernardo Martinez | 0:01:17.438 | 9/2/2002 |
| ITB | Frank Cervetto | 0:01:19.409 | 5/17/2003 |
| ITC | Allan Ward | 0:01:23.938 | 9/2/2002 |
| ITE | Geoff Escallette | 0:01:12.312 | 5/18/2003 |
| ITR | John Norris | 0:01:15.821 | 5/19/2007 |
| ITS | John Norris | 0:01:16.072 | 5/21/2005 |
| ITSS | Brian Winch | 0:01:19.652 | 10/18/1998 |
| PRO-7 | David Varco | 0:01:20.044 | 5/22/2004 |
| RS | John Norris | 0:01:16.072 | 5/22/2005 |
| S2000 | Wayne Smith | 0:01:09.038 | 5/22/2004 |
| S7 | Walter Carlos | 0:01:15.022 | 5/22/2004 |
| S944 | Delaney Sturgeon | 0:01:22.834 | 5/19/2007 |
| SF | Gunnar Lindstrom | 0:01:12.680 | 9/1/2002 |
| SM | Don Thibaut | 0:01:20.195 | 5/22/2005 |
| SP | Lane Ingram | 0:01:09.219 | 5/21/2005 |
| SRF | Mike Miserendino | 0:01:15.218 | 5/17/2003 |
| SRX-7 | Chuck Koos | 0:01:22.618 | 5/18/2003 |
| SSB | Daniel Colombie | 0:01:20.463 | 5/22/2004 |
| SSC | Bill Hagerty | 0:01:21.187 | 5/17/2003 |
| T1 | CJ Johnson | 0:01:14.764 | 5/21/2005 |
| T2 | Dennis Holloway | 0:01:19.839 | 5/22/2004 |
| VF | David Freitas | 0:01:15.144 | 10/19/1997 |