The 2005 Petit Le Mans was the ninth race for the 2005 American Le Mans Series season held at Road Atlanta. It took place on October 1, 2005.
The 2005 Petit Le Mans was the ninth race for the 2005 American Le Mans Series season held at Road Atlanta. It took place on October 1, 2005.
Class winners in bold. Cars failing to complete 70% of winner's distance marked as Not Classified (NC).
| Pos | Class | No | Team | Drivers | Chassis | Tyre | Laps |
|---|---|---|---|---|---|---|---|
| Engine | |||||||
| 1 | LMP1 | 2 |  ADT Champion Racing |  Frank Biela  Emanuele Pirro | Audi R8 | M | 394 |
| Audi 3.6L Turbo V8 | |||||||
| 2 | LMP1 | 20 | Dyson Racing | Chris Dyson  Guy Smith | MG-Lola EX257 | M | 382 |
| MG (AER) XP20 2.0L Turbo I4 | |||||||
| 3 | GT1 | 4 | Corvette Racing | Oliver Gavin  Olivier Beretta  Jan Magnussen | Chevrolet Corvette C6.R | M | 379 |
| Chevrolet 7.0L V8 | |||||||
| 4 | GT1 | 57 | Aston Martin Racing |  David Brabham Darren Turner Jonny Kane | Aston Martin DBR9 | M | 378 |
| Aston Martin 6.0L V12 | |||||||
| 5 | LMP2 | 37 | Intersport Racing | Jon Field Clint Field Liz Halliday | Lola B05/40 | G | 375 |
| AER P07 2.0L Turbo I4 | |||||||
| 6 | GT1 | 63 | ACEMCO Motorsports | Terry Borcheller Johnny Mowlem Ralf Kelleners | Saleen S7-R | M | 373 |
| Ford 7.0L V8 | |||||||
| 7 | LMP1 | 1 | ADT Champion Racing | Marco Werner  JJ Lehto | Audi R8 | M | 372 |
| Audi 3.6L Turbo V8 | |||||||
| 8 | GT1 | 35 | Maserati Corse Risi Competizione | Andrea Bertolini Fabio Babini Fabrizio de Simone | Maserati MC12 | P | 371 |
| Maserati 6.0L V12 | |||||||
| 9 | GT2 | 31 | Petersen Motorsports White Lightning Racing | Patrick Long Jörg Bergmeister | Porsche 911 GT3-RSR | M | 364 |
| Porsche 3.6L Flat-6 | |||||||
| 10 | GT2 | 24 | Alex Job Racing | Ian Baas Marcel Tiemann  Emmanuel Collard | Porsche 911 GT3-RSR | M | 363 |
| Porsche 3.6L Flat-6 | |||||||
| 11 | GT1 | 58 | Aston Martin Racing |  Pedro Lamy  Tomáš Enge  Peter Kox | Aston Martin DBR9 | M | 359 |
| Aston Martin 6.0L V12 | |||||||
| 12 | GT1 | 3 | Corvette Racing |  Ron Fellows Johnny O'Connell Max Papis | Chevrolet Corvette C6.R | M | 357 |
| Chevrolet 7.0L V8 | |||||||
| 13 | GT2 | 45 | Flying Lizard Motorsports | Johannes van Overbeek Jon Fogarty Darren Law | Porsche 911 GT3-RSR | M | 356 |
| Porsche 3.6L Flat-6 | |||||||
| 14 | LMP2 | 8 | B-K Motorsports | Guy Cosmo Jamie Bach Elliot Forbes-Robinson | Courage C65 | G | 354 |
| Mazda R20B 2.0L 3-Rotor | |||||||
| 15 | LMP1 | 12 | Autocon Motorsports | Michael Lewis Bryan Willman | Riley & Scott Mk III C | D | 350 |
| Elan 6L8 6.0L V8 | |||||||
| 16 | LMP2 | 7 | BAT Competition | Bob Woodman Mike Johnson Georges Forgeois | Lola B2K/40 | Y | 350 |
| Nissan (AER) 3.0L V6 | |||||||
| 17 | GT2 | 23 | Alex Job Racing | Timo Bernhard Romain Dumas | Porsche 911 GT3-RSR | M | 349 |
| Porsche 3.6L Flat-6 | |||||||
| 18 | GT2 | 43 | BAM! | Mike Rockenfeller Wolf Henzler Martin Jensen | Porsche 911 GT3-RSR | Y | 343 |
| Porsche 3.6L Flat-6 | |||||||
| 19 | GT2 | 79 | J3 Racing | Justin Jackson Niclas Jönsson Tim Sugden | Porsche 911 GT3-RSR | P | 324 |
| Porsche 3.6L Flat-6 | |||||||
| 20 | GT1 | 71 | Carsport America | Michele Rugolo Tom Weickardt Jean-Philippe Belloc | Dodge Viper GTS-R | P | 304 |
| Dodge 8.0L V10 | |||||||
| 21 NC | GT2 | 51 | Panoz Motor Sports | Bryan Sellers Marino Franchitti Gunnar Jeannette | Panoz Esperante GT-LM | P | 258 |
| Ford (Elan) 5.0L V8 | |||||||
| 22 DNF | GT2 | 78 | J3 Racing | Michael Cawley Leh Keen Andy Burgess | Porsche 911 GT3-RS | P | 253 |
| Porsche 3.6L Flat-6 | |||||||
| 23 DNF | LMP2 | 30 | Barazi-Kruse Motorsport | Juan Barazi Philipp Bennett Elton Julian | Courage C65 | P | 225 |
| AER P07 2.0L Turbo I4 | |||||||
| 24 DNF | LMP2 | 10 | Miracle Motorsports | Jeff Bucknum Chris McMurry James Gue | Courage C65 | K | 197 |
| AER P07 2.0L Turbo I4 | |||||||
| 25 DNF | LMP2 | 41 | Binnie Motorsports | William Binnie Alan Timpany Sam Hancock | Lola B05/40 | P | 195 |
| Nicholson-McLaren 3.3L V8 | |||||||
| 26 DNF | LMP1 | 16 | Dyson Racing | Butch Leitzinger Andy Wallace James Weaver | MG-Lola EX257 | M | 164 |
| MG (AER) XP20 2.0L Turbo I4 | |||||||
| 27 NC | GT2 | 50 | Panoz Motor Sports | Bill Auberlen Robin Liddell Scott Maxwell | Panoz Esperante GT-LM | P | 90 |
| Ford (Elan) 5.0L V8 | |||||||
| 28 DNF | GT2 | 44 | Flying Lizard Motorsports | Lonnie Pechnik Seth Neiman David Murry | Porsche 911 GT3-RSR | M | 89 |
| Porsche 3.6L Flat-6 | |||||||
| 29 DNF | LMP2 | 19 | Van der Steur Racing | Gunnar van der Steur Eric van der Steur Ben Devlin | Lola B2K/40 | D | 7 |
| Nissan (AER) 3.0L V6 | |||||||
| 30 DNF | LMP1 | 15 | Zytek Engineering | Tom Chilton  Hayanari Shimoda | Zytek 04S | M | 0 |
| Zytek ZG348 3.4L V8 |
