Pre-race
The circuit had been widened at the approach to the Esses, adding grass runoff after the Dunlop Curve.
Porsche had a new program for the future Group C regulations in 1982, and had persuaded Jacky Ickx out of retirement. The main reason for entering Le Mans was to test a new engine for the upcoming new car. This 2.6L engine which was derived from an Indianapolis 500 engine which never raced. The new engines were fitted in a pair of 936 chassis. Ickx shared one of the updated 936s with Derek Bell; Jochen Mass, Vern Schuppan and Hurley Haywood drove the other.
Shortly after going into semi-retirement, NASCAR legend Cale Yarborough made his only start. This made Yarborough one of the few drivers in history to participate in the Daytona 500, Indianapolis 500, and 24 Hours of Le Mans.
Read more about this topic: 1981 24 Hours Of Le Mans