Triumph Owners 1978
Festival of Motorcycle Sport
7 May 1978 at Lydden Circuit
| Solo Road Racing | Grasstrack | Sidecar Road Racing |
| 1- I. Morgan | 1- Graham Hurry | 1- R. Jones & J. Den |
| 2- P. Lingham | 2- R. Johns | 2- B. Gray & D. Carr |
| 3- P. Greenwood | 3- S. Weathley | 3- P. Beasley & G. Twichings |
| Karts | Scramble | Scooters |
| 1- K. Lax | 1- C. Justice | 1- P. Mullinder |
| 2- N. Watts | 2- M. Jarvis | 2- M. Hayman |
| 3- R. Wellard | 3- G. Preston | 3- B. West |
