: On its debut, the 2.8 RSR won the 24 Hours of Daytona and a class victory at the 24 Hours of Le Mans in 1973.

: In 1974, Porsche introduced the 3.0-liter variant, which dominated Group 4 racing with improved aerodynamics and power-to-weight ratios that outperformed many prototypes of the era.

: After a revival in the early 2000s with the 996 and 997 generations, the RSR became a cornerstone of the factory Porsche GT Team starting in 2013. The Radical Mid-Engine Concept