Grand Prix motorcycle racing
1978 Dutch TT
Assen · Date unverified
Classes identified in the source: 125cc, 250cc, 350cc, 500cc, 50cc, Sidecar.
The calendar date is a weekend anchor. Class-specific race dates and session times have not been inferred.
Recorded Grand Prix class results
Race-article classifications are preferred where available, with season-matrix fallback. Source coverage and official completeness remain explicit; missing fields are not invented.
| Class | Rider | Position / status | Grid | Laps | Time / retirement | Reported points | Evidence |
|---|---|---|---|---|---|---|---|
| 500cc | John Williams | Ret | — | — | Retired | — | Pinned revision ↗ |
| 500cc | Piet van der Wal | Ret | — | — | Retired | — | Pinned revision ↗ |
| 500cc | Gianni Rolando | Ret | — | — | — | Pinned revision ↗ | |
| 500cc | Børge Nielsen | DNQ | — | — | Did not qualify | — | Pinned revision ↗ |
| 500cc | Gianni Rolando | Ret | — | — | Accident | — | Pinned revision ↗ |
| 500cc | Bruno Kneubühler | Ret | — | — | Retired | — | Pinned revision ↗ |
| 500cc | Sources: | Sources: | — | — | Sources: | Sources: | Pinned revision ↗ |
Wikipedia contributors · adapted tables under CC BY-SA 4.0. Calendar source ↗