1954–1959 FIM World Championship Event for Side-Cars not exceeding 500 cc engine capacity. Race held on the Clypse Course. 1960–1976 FIM World Championship Event held on Mountain Course. 1968–1974 Non-Championship event for Sidecars not exceeding 750 cc. 1975–1989 Sidecars not exceeding 1000 cc engine capacity. 1990– FIM Formula 2 Sidecar race for two-stroke engines not exceeding 350 cc or four-stroke engines not exceeding 600 cc.
1954–1959 FIM World Championship Event for Side-Cars not exceeding 500 cc engine capacity. Race held on the Clypse Course. 1960–1976 FIM World Championship Event held on Mountain Course. 1968–1974 Non-Championship event for Sidecars not exceeding 750 cc. 1975–1989 Sidecars not exceedin.g 1000 cc engine capacity 1990– FIM Formula 2 Sidecar race for two-stroke engines not exceeding 350 cc or four-stroke engines not exceeding 600 cc.