| 1 |
1975-30 |
Jim Thirkettle
J. Thirkettle | 22 | 32 | 5 |  | Allied Box / Speedway Engineering | 50 | 0 |
| 2 |
1976-14 |
Jim Thirkettle
J. Thirkettle | 21 | 34 | 5 | | Allied Box & Crate | 9 | 0 |
| 3 |
1976-30 |
Jim Thirkettle
J. Thirkettle | 29 | 29 | 5 | | Allied Box & Crate | 124 | 0 |
| 4 |
1977-01 |
Jim Thirkettle
J. Thirkettle | 15 | 16 | 5 | | Allied Box & Crate | 107 | 0 |
| 5 |
1977-14 |
Jim Thirkettle
J. Thirkettle | 10 | 24 | 5 | | Autocessories | 47 | 0 |
| 6 |
1978-01 |
Jim Thirkettle
J. Thirkettle | 22 | 17 | 51 |  | Timec / Speedway Engineering | 104 | 0 |
| 7 |
1978-14 |
Jim Thirkettle
J. Thirkettle | 13 | 9 | 51 | | Allied Box & Crate | 93 | 0 |
| 8 |
1978-30 |
Jim Thirkettle
J. Thirkettle | 16 | 10 | 51 | | Allied Box & Crate | 196 | 1 |
| 9 |
1979-01 |
Jim Thirkettle
J. Thirkettle | 14 | 8 | 51 | | Allied Box & Crate | 117 | 0 |
