This was somewhat similar to the American Le Mans Series which had 12 Hours of Sebring and Petit Le Mans as endurance events. The replica rolex mens watches slower Grand Touring (GT) class was further classified into three subdivisions which included GTO for larger production based cars, GTU for smaller cars and the AGT for American tube frame based cars.The GT class has attracted a large number of Americans, Europeans and Japanese manufacturers over the years who have found the conditions appropriate for racing their vehicles.The replica rolex mens watches competition has seen a number of popular brands running under its banner including big names like Chevrolet, Pontiac, BMW, Porsche and Mazda.
The replica rolex mens watches Sports Car Series has seen many changes over the years, including the replacement of the Sports Racing Prototypes with the Daytona Prototypes in the year 2003.The Daytona Prototypes were designed in a controlled technological environment restricting any advantage over the rest of the field with the intention of providing more close finishes.The replica rolex mens watches
x Sports Car Series was seen as an alternative to the American Le Mans Series.In order to compete with the Le Mans Series the league acquired Six Hours of Watkins Glen, giving the league its second endurance class racing tournament along with the 24 hours of Daytona.