2003 Grand Prix of Sonoma

February 2025 thumb|Sonoma Raceway The 2003 Infineon Grand Prix of Sonoma was the third race of the 2003 American Le Mans Series season. It took place at Infineon Raceway, California on July 27, 2003. This race marked the first time in American Le Mans Series history since the introduction of the two separate Le Mans Prototype classes in 2001 that the smaller of the two won a race overall. The LMP675 class Dyson Lola-MG defeated the LMP900 class Joest Audi by a margin of 3.7 seconds. Official results Class winners in bold. Cars failing to complete 75% of winner's distance marked as Not Classified (NC). Pos Class No Team Drivers Chassis Tyre Laps Engine 1 LMP675 16 United States Dyson Racing United States Butch LeitzingerUnited Kingdom James Weaver MG-Lola EX257 Goodyear 102 MG (AER) XP20 2.0L Turbo I4 2 LMP900 1 Germany Infineon Team Joest Germany Marco WernerGermany Frank Biela Audi R8 Michelin 102 Audi 3.6L Turbo V8 3 LMP900 38 United States ADT Champion Racing United Kingdom Johnny HerbertFinland JJ Lehto Audi R8 Michelin 102 Audi 3.6L Turbo V8 4 LMP900 27 United States Doran Lista Racing Belgium Didier TheysUnited States Bill Auberlen Dallara SP1 Michelin 102 Judd GV5 5.0L V10 5 LMP900 10 United States JML Team Panoz Monaco Olivier BerettaUnited States Gunnar Jeannette Panoz LMP01 Evo Michelin 101 Élan 6L8 6.0L V8 6 LMP900 11 United States JML Team Panoz Switzerland Benjamin LeuenbergerBelgium David Saelens Panoz LMP01 Evo Michelin 101 Élan 6L8 6.0L V8 7 LMP675 20 United States Dyson Racing United States Chris DysonUnited Kingdom Andy Wallace MG-Lola EX257 Goodyear 100 MG (AER) XP20 2.0L Turbo I4 8 GTS 3 United States Corvette Racing Canada Ron FellowsUnited States Johnny O'Connell Chevrolet Corvette C5-R Goodyear 97 Chevrolet LS7-R 7.0L V8 9 GTS 4 United States Corvette Racing United States Kelly CollinsUnited Kingdom Oliver Gavin Chevrolet Corvette C5-R Goodyear 97 Chevrolet LS7-R 7.0L V8 10 GTS 80 United Kingdom Prodrive Australia David BrabhamDenmark Jan Magnussen Ferrari 550-GTS Maranello Michelin 96 Ferrari 5.9L V12 11 LMP900 30 United States Intersport Racing United States Clint FieldUnited States Rick Sutherland Lola B2K/10B Goodyear 94 Judd GV4 4.0L V10 12 GTS 88 United Kingdom Prodrive Czech Republic Tomáš EngeNetherlands Peter Kox Ferrari 550-GTS Maranello Michelin 94 Ferrari 5.9L V12 13 GT 23 United States Alex Job Racing Germany Lucas LuhrGermany Sascha Maassen Porsche 911 GT3-RS Michelin 93 Porsche 3.6L Flat-6 14 GT 24 United States Alex Job Racing Germany Jörg BergmeisterGermany Timo Bernhard Porsche 911 GT3-RS Michelin 93 Porsche 3.6L Flat-6 15 GT 35 United States Risi Competizione United States Anthony LazzaroGermany Ralf Kelleners Ferrari 360 Modena GTC Michelin 93 Ferrari 3.6L V8 16 GT 66 United States The Racer's Group United States Kevin BucklerUnited States Cort Wagner Porsche 911 GT3-RS Michelin 93 Porsche 3.6L Flat-6 17 GT 31 United States Petersen MotorsportUnited States White Lightning Racing United States Craig StantonUnited Kingdom Johnny Mowlem Porsche 911 GT3-RS Michelin 92 Porsche 3.6L Flat-6 18 LMP675 18 United States Essex Racing Canada David McEnteeUSA Jason Workman Lola B2K/40 Pirelli 92 Nissan (AER) VQL 3.0L V6 19 GT 79 United States J3 Racing United States David MurryUnited States Justin Jackson Porsche 911 GT3-RS Michelin 91 Porsche 3.6L Flat-6 20 GT 43 United States Orbit Racing United States Leo HinderyUnited States Peter Baron Porsche 911 GT3-RS Michelin 91 Porsche 3.6L Flat-6 21 GT 67 United States The Racer's Group United States Michael SchromGermany Pierre Ehret Porsche 911 GT3-RS Michelin 90 Porsche 3.6L Flat-6 22 GTS 0 Italy Team Olive Garden Italy Emanuele NaspettiItaly Mimmo Schiattarella Ferrari 550 Maranello Pirelli 90 Ferrari 6.0L V12 23 GT 42 United States Orbit Racing United States Joe PolicastroUnited States Joe Policastro Jr. Porsche 911 GT3-RS Michelin 89 Porsche 3.6L Flat-6 24 GT 89 United States Inline Cunningham Racing Brazil Oswaldo Negri Jr.United States Scott Bader Porsche 911 GT3-RS Yokohama 87 Porsche 3.6L Flat-6 25 GT 28 United States JMB Racing USA France Stéphane GrégoireChile Eliseo Salazar Ferrari 360 Modena GTC Pirelli 87 Ferrari 3.6L V8 26 GT 61 United Kingdom P.K. Sport United States Keith AlexanderUnited States Vic Rice Porsche 911 GT3-R Pirelli 87 Porsche 3.6L Flat-6 27 GT 63 United States ACEMCO Motorsports United States Terry BorchellerUnited States Shane Lewis Ferrari 360 Modena GTC Yokohama 87 Ferrari 3.6L V8 28 GT 68 United States The Racer's Group United States Marc BuntingUnited States Chris Gleason Porsche 911 GT3-RS Michelin 81 Porsche 3.6L Flat-6 29DNF GT 60 United Kingdom P.K. Sport United Kingdom Robin LiddellAustralia Alex Davison Porsche 911 GT3-RS Pirelli 72 Porsche 3.6L Flat-6 30DNF GTS 71 United States Carsport America Canada Aaron PovoledoFrance Jean-Philippe Belloc Dodge Viper GTS-R Pirelli 71 Dodge 8.0L V10 31DNF LMP900 12 United States American Spirit Racing United States Michael LewisUnited States Tomy Drissi Riley & Scott Mk III C Dunlop 45 Lincoln (Élan) 5.0L V8 32DNF GT 33 United States ZIP Racing United States Andy LallyUnited States Spencer Pumpelly Porsche 911 GT3-RS Dunlop 44 Porsche 3.6L Flat-6 33DNF GT 29 USA JMB Racing USA Italy Andrea GarbagnatiItaly Ludovico Manfredi Ferrari 360 Modena GTC Pirelli 31 Ferrari 3.6L V8 34DNF GT 03 United States Hyper Sport United States Joe FosterUnited States Brad NybergUnited States Rick Skelton Panoz Esperante GT-LM Pirelli 28 Élan 5.0L V8 35DNF LMP675 56 United States Team Bucknum Racing United States Jeff BucknumUnited States Bryan WillmanUnited States Chris McMurry Pilbeam MP91 Dunlop 24 Willman (JPX) 3.4L V6 DNS LMP675 37 United States Intersport Racing United States Jon FieldUnited States Duncan Dayton MG-Lola EX257 Goodyear - MG (AER) XP20 2.0L Turbo I4 Statistics Pole Position - #16 Dyson Racing - 1:23.085 Fastest Lap - #16 Dyson Racing - 1:24.229 Distance - 415.307 km Average Speed - 150.145 km/h External links http://www.imsaracing.net/2003/events/searspoint/ALMS_OfficialRace.pdf Official Results 2007-08-15 https://web.archive.org/web/20070927034303/http://www.imsaracing.net/2003/events/searspoint/ALMS_OfficialRace.pdf 2007-09-27 dead  (29.9 KiB) Race Results 2003 American Le Mans Series 2003 Grand Prix of Atlanta 2003 Grand Prix de Trois-Rivières S Category:Grand Prix of Sonoma Grand Prix of Sonoma