| 1987 | e Lewcombe Piccolo NPS 5071, CSB 427 | - Knockwood Fionnghuala GBRM 666 |
| 1988 | e Lewcombe Piccolo NPS 5071, CSB 427 | - Knockwood Sandpiper Ge 536 |
| 1990 | e Marwoods Doon Caedmon GBRS 55, Ge 654 | - Knockwood Sandman Ge 583 |
| 1992 | e Spinway Comet GBRS 49, CSB 935 | - Knockwood Caoimhe GBRM 1315 |