1992 Ayrton Senna McLaren Honda MP4 / 7A rev counterAn exceptionally rare and original rev counter from the McLaren Honda MP4 7A, used during the 1992 Formula 1 season by legendary driver Ayrton Senna. This authentic race used component displays significant wear, consistent with competitive use on track. Handwritten in white marker on the reverse are the inscriptions: "A. S." and "MP4 7A", unmistakably denoting Senna's initials and the car model. A prized artifact from the cockpit of one of Formula 1s