| Race details | |||||||||||||||||||||||||||
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| Race 1 of 10 races in the 1980 Grand Prix motorcycle racing season | |||||||||||||||||||||||||||
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| Date | 11 May 1980 | ||||||||||||||||||||||||||
| Official name | Gran Premio delle Nazioni [1] [2] [3] | ||||||||||||||||||||||||||
| Location | Circuito Internazionale Santa Monica | ||||||||||||||||||||||||||
| Course |
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| 500cc | |||||||||||||||||||||||||||
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| 350cc | |||||||||||||||||||||||||||
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| 250cc | |||||||||||||||||||||||||||
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| 125cc | |||||||||||||||||||||||||||
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| 50cc | |||||||||||||||||||||||||||
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The 1980 Nations motorcycle Grand Prix was the first round of the 1980 Grand Prix motorcycle racing season. It took place on the weekend of 9–11 May 1980 at the Circuito Internazionale Santa Monica.
Group T1
Group T2
Group T3
Group T4
| Pos. | Rider | Team | Manufacturer | Time/Retired | Points | ||
|---|---|---|---|---|---|---|---|
| 1 | | Yamaha Motor Company | Yamaha | 55'57.660 | 15 | ||
| 2 | | Suzuki | +16.740 | 12 | |||
| 3 | | Team Nava Olio Fiat | Suzuki | +28.640 | 10 | ||
| 4 | | Venemotos Racing Team | Yamaha | +32.240 | 8 | ||
| 5 | | Suzuki | +42.340 | 6 | |||
| 6 | | Suzuki | +46.840 | 5 | |||
| 7 | | Yamaha | +1'01.940 | 4 | |||
| 8 | | Team Furygan Suzuki | Suzuki | +1 lap | 3 | ||
| 9 | | Marlboro Nava Frankonia | Suzuki | +1 lap | 2 | ||
| 10 | | Suzuki | +1 lap | 1 | |||
| 11 | | Scuderia Naldoni Imola | Yamaha | +1 lap | |||
| 12 | | Yamaha | +1 lap | ||||
| 13 | | Suzuki | +1 lap | ||||
| 14 | | Yamaha | +3 laps | ||||
| Ret | | Ecurie Ste Pernod | Yamaha | Retired | |||
| Ret | | Suzuki | Retired | ||||
| Ret | | Team Nava Olio Fiat | Suzuki | Retired | |||
| Ret | | Team Sonauto Gauloises | Yamaha | Retired | |||
| Ret | | Suzuki | Retired | ||||
| Ret | | GME Motul GPA | Suzuki | Retired | |||
| Ret | | Yamaha | Retired | ||||
| Ret | | Texaco Heron Team Suzuki | Suzuki | Retired | |||
| Ret | | Suzuki | Retired | ||||
| Ret | | Morbidelli | Morbidelli | Retired | |||
| Ret | | Riemersma Racing | Suzuki | Retired | |||
| Ret | | Team Sonauto Gauloises | Yamaha | Retired | |||
| Ret | | Elf Motor Racing Team | Yamaha | Retired | |||
| Ret | | Team Kawasaki | Kawasaki | Retired | |||
| Ret | | Yamaha | Retired | ||||
| Ret | | Team Sonauto Gauloises | Yamaha | Retired | |||
| DNS | | Yamaha IMN | Yamaha | Did not start | |||
| DNQ | | Ecurie Ste Pernod | Suzuki | Did not qualify | |||
| DNQ | | Mobel Nenning Racing Team | Yamaha | Did not qualify | |||
| DNQ | | Suzuki | Did not qualify | ||||
| DNQ | | George Beale Team Castrol | Yamaha | Did not qualify | |||
| DNQ | | Suzuki | Did not qualify | ||||
| DNQ | | Suzuki | Did not qualify | ||||
| DNQ | | Yamaha | Did not qualify | ||||
| Sources: [4] [5] | |||||||
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