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.
Class winners in bold. Cars failing to complete 75% of winner's distance marked as Not Classified (NC).
The RS Spyder is a racing car designed by Porsche in conjunction with Penske to compete in Le Mans Prototype Class 2 (LMP2) racing. The car takes its name from the legendary Porsche 550 Spyder of the 1950s. The car marked Porsche's first return to the top level of sports prototype racing since the firm abandoned its Porsche LMP in 1999.
Guy Smith is a semi-retired British professional racing driver who has competed in various levels of motorsport, most notably the 24 Hours of Le Mans, which he won in 2003, and the American Le Mans Series, which he won in 2011.
Robert Franklin "Butch" Leitzinger is an American professional racing driver. He is best known as an ALMS driver with Dyson Racing, but he has also driven for a variety of other teams and race series. He won the IMSA Pro WSC Ckampionship driver's titles in both 1997 and 1998 while driving for Dyson Racing. Also a three time winner of the Daytona 24 hours race in 1994, 1997 and 1999.
The 2006 American Le Mans Series season was the 36th season for the IMSA GT Championship, with the eighth as the American Le Mans Series. It was a series for Le Mans Prototypes (LMP) and Grand Touring (GT) race cars divided into 4 classes: LMP1, LMP2, GT1, and GT2. It began March 18, 2006, and ended October 21, 2006 after 10 races.
The 2006 American Le Mans at Mid-Ohio was the third race for the 2006 American Le Mans Series season at the Mid-Ohio Sports Car Course. It took place on May 21, 2006.
The 2003 American Le Mans Series season was the fifth season for the IMSA American Le Mans Series, and the 33rd overall season of the IMSA GT Championship. It was a series for Le Mans Prototypes (LMP) and Grand Touring (GT) race cars divided into 4 classes: LMP900, LMP675, GTS, and GT. It began March 15, 2003 and ended October 18, 2003 after 9 races.
The 2005 Grand Prix of Sonoma was the fifth race for the 2005 American Le Mans Series season, held at Infineon Raceway. It took place on July 17, 2005. It was the last ALMS race held at Infineon. It was the last ALMS race held at Sonoma, the event being transferred to the Rolex Sports Car Series the following year.
The 2005 Labour Day Weekend Grand Prix of Mosport was the eighth race for the 2005 American Le Mans Series season and the twentieth IMSA SportsCar Championship race at the facility. It took place on September 4, 2005. The race was won overall by Dyson Racing drivers Butch Leitzinger and James Weaver in a MG-Lola EX257.
The 2004 New England Grand Prix was the third race for the 2004 American Le Mans Series season held at Lime Rock Park. It took place on July 5, 2004.
The 2004 Toronto Grand Prix of Mosport was an American Le Mans Series professional sports car race held at Mosport International Raceway near Bowmanville, Ontario, Canada from August 6 to the 8, 2004. It was the sixth race of the 2004 American Le Mans Series season and the 19th IMSA sanctioned sports car race held at the facility.
The 2004 Petit Le Mans was the eighth race for the 2004 American Le Mans Series season and held at Road Atlanta. It took place on September 25, 2004.
The 2003 Petit Le Mans was the ninth and final race in the 2003 American Le Mans Series season and was held at Road Atlanta. It took place on October 18, 2003.
Advanced Engine Research, Ltd. is an auto racing engine manufacturer based in Basildon, Essex, England. Established in 1997, AER has developed winning engines for a number of high-profile international race series in sports car, prototype racing, rallying, touring car, and open wheel racing. They have designed engines derived from road car platforms, but their emphasis is on clean sheet designed engines with a focus on electronics and turbochargers. Their engines have raced in the 24 Hours of Le Mans, the World Endurance Championship (WEC), the European Le Mans Series (ELMS), the United SportsCar Championship (TUSC), GP3, British Touring Car Championship (BTCC), Nissan/Renault World Series, Grand-Am, Paris Dakar and FIA Sportscar Championship. They have worked with a number of manufacturers including Mazda, Ford, Hyundai, MG/Rover, Nissan, and Toyota. In 2012, AER developed and built Formula One turbo test engines to current rules and in July 2012, AER was chosen as engine partner and supplier to the new GP3 racing series.
The MG-Lola EX257 is a Le Mans Prototype built by Lola for the MG car company for their attempt to compete again at the 24 Hours of Le Mans in 2001. The car has had many years of mixed success since its introduction, even in privateer hands.
The 2003 Chevrolet Grand Prix of Atlanta was the second race of the 2003 American Le Mans Series season. It took place at Road Atlanta, Georgia on June 29, 2003.
The 2003 Toronto Grand Prix of Mosport was the fifth race of the 2003 American Le Mans Series season. It took place at Mosport International Raceway, Ontario on August 17, 2003.
The 2009 American Le Mans Series season was the 39th season for the IMSA GT Championship, with it being the eleventh season with the American Le Mans Series moniker. It began on March 21, 2009, and ended on October 10, 2009 after ten events. The series was composed of Le Mans Prototypes (LMP) and Grand Tourer (GT) race cars divided into four classes: LMP1, LMP2, GT1, and GT2. A fifth category, known as the Challenge class, was also added for select races and featured Porsche 997 GT3 Cup cars from the IMSA GT3 Cup Challenge. 2009 was also the final year for GT1, with Corvette Racing abandoning the class after Long Beach and switching over to much more competitive GT2 class.
The 2009 Petit Le Mans powered by Mazda6 was the twelfth running of the Petit Le Mans and the ninth round of the 2009 American Le Mans Series season. It took place at the Road Atlanta circuit in Braselton, Georgia, on September 26, 2009. Originally scheduled to run for a distance of 1,000 miles (1,600 km) or a time of ten hours, the race was stopped after four hours due to heavy rains. The race was not restarted and the results were determined from the final lap prior to the stoppage.
Christopher Dyson is an American professional racing driver who competed in the American Le Mans Series for Dyson Racing from 2002 to 2013. He is currently competing in the Trans-Am Series in the TA class. The son of team owner Rob Dyson, Chris is a two-time ALMS champion, having taken the LMP675 Drivers title in 2003 and earning the LMP1 Championship in 2011. He is the Vice President and Sporting Director of Dyson Racing.
The 2012 Road America Road Race Showcase was a multi-class sports car and GT motor race held at Road America in Wisconsin, United States on August 18, 2012. It was the seventh round of the 2012 American Le Mans Series season and the 45th race in the combined history of sportscar races associated with the Road America 500. The race was held over a four-hour period, during which 101 laps of the 6.5-kilometer circuit were completed for a race distance of 658 kilometers.
