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In page Roberto Ravaglia:

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Roberto Ravaglia was also successful in other 24-hour races, twice winning the famous Nürburgring 24 Hours. His first win came in 1989 driving a BMW M3 with another F1 driver (and regular ETCC/WTCC co-driver) Emanuele Pirro and Frenchman Fabien Giroix. His last 24-hour win at the famous Nürburgring was in 1995 driving a BMW 320i with Marc Duez and Alexander Burgstaller.[2]