Cadillac’s racing history is centred mainly on sports car and endurance racing rather than single-seaters. The brand first made a notable international appearance at the 1950 24 Hours of Le Mans, where two privately entered Cadillacs competed, including the unusually bodied car nicknamed Le Monstre. In the modern era, Cadillac built a clearer works racing identity through programmes such as the Northstar LMP, the CTS-V.R and ATS-V.R in North American GT racing, and later the DPi-V.R and V-Series.R prototypes in IMSA and the FIA World Endurance Championship. That has made Cadillac’s recent racing profile closely tied to endurance racing, American…