Chassis 0113 and 0115 were registered for Juan Jover (number 52) and Joaquin Palacios (number 54) respectively, plus a third reserve car. Three Z-102s were entered by Pegaso in the 1953 24 Hours of Le Mans (some sources claim the number was 4, and others claim only 2 entered), but during the race driver Juan Jover misjudged the speed of his approach to the corner after the Dunlop bridge, causing him to crash his Z-102 Spyder into the barriers at more than . He sustained serious injuries to his left leg from the crash, and Pegaso decided to withdraw their other cars.
The reference mentions chassis numbers, drivers, and a car crash at the 1953 Le Mans race.