10 April 1966 at Wolston
| 500cc | RH Sidecars | 350cc |
| 1- A. Black | 1- D. Lofthouswe & ANOther | 1- A. Black |
| 2- P. Randall | 2- A. Lewis & R. Whiteley | 2- G. Goodwin |
| 3- S. Luck | 3- J. Cork & N. Bellamy | 3- C. Jones |
| 4- D. Bentley | 4- R. Dutton & J. Miller | 4- S. Luck |
| 5- R. Taylor | 5- D. Hunter & I. Kitching | 5- P. Randall |
| 6- P. Hall | 6- M. Webster & J. Justice | 6- W. Stanford |
| Solo (Invitation) | RH Sidecars (Open) | Solo (Open) |
| A. Black | B. Cottrill & T. Kent | G. Bewley |
| Solo (Unlimited) | RH Sidecars (Invitation) | 250cc (Open) |
| A. Black | 6- M. Webster & J. Justice | A. Black |