| Lp | Producent |
Zwycięstwa |
Lata |
|---|---|---|---|
| 1 |  MV Agusta |
76 | 1956, 1958-1963, 1965-1973, 1976 |
| 2 |  Yamaha |
65 | 1966, 1969, 1971-1982 |
| 3 | Honda |
35 | 1962-1967 |
| 4 | Kawasaki |
30 | 1978-1982 |
| 5 | Moto Guzzi |
25 | 1951, 1953-1957 |
| 6 |  Norton |
19 | 1950-1954, 1961 |
| 7 | Velocette |
9 | 1949-1951 |
| 8 | AJS |
4 | 1950-1951, 1954 |
| 9 | Gilera |
4 | 1956-1957 |
| 10 |  Jawa |
4 | 1961, 1965, 1969 |
| 11 |  Harley-Davidson |
4 | 1976 |
| 12 |  Chevallier |
3 | 1982 |
| 13 | Reynolds |
1 | 1958 |
| 14 |  MZ |
1 | 1971 |
| 15 | Maxton |
1 | 1975 |