Bugatti Type37 Rene Dreyfus driver detail static. Ren© Dreyfus (born May 6, 1905 - died August 16, 1993) was a French driver who raced automobiles for 14 years in the 1920s and 1930s, the Golden Era of Grand Prix motor racing. The Type 35 chassis and body were reused on the Type 37 sports car. Fitted with a new 1.5 L (1496 cc/91 in¬) straight-4 engine, 290 Type 37s were built. This engine was an SOHC 3-valve design and produced 60 hp (44 kW). The same engine went on to be used in the Type 4