| Engine name | manufacturer | configuration | cylinders |
|---|---|---|---|
| Kestrel IIB | Rolls-Royce | V | 12 |
| Kestrel IIIB | Rolls-Royce | V | 12 |
| Kestrel IIIMS | Rolls-Royce | V | 12 |
| Kestrel IIIMS.2 | Rolls-Royce | V | 12 |
| Kestrel IIIMS.4 | Rolls-Royce | V | 12 |
| Kestrel IIIMS.6 | Rolls-Royce | V | 12 |
| Kestrel IIIS | Rolls-Royce | V | 12 |
| Kestrel IIIS.3 | Rolls-Royce | V | 12 |
| Kestrel IIMS | Rolls-Royce | V | 12 |
| Kestrel IIMS.2 | Rolls-Royce | V | 12 |
| Kestrel IIMS.5 | Rolls-Royce | V | 12 |
| Kestrel IIMS.6 | Rolls-Royce | V | 12 |
| Kestrel IIS | Rolls-Royce | V | 12 |
| Kestrel IMS | Rolls-Royce | V | 12 |
| Kestrel IS | Rolls-Royce | V | 12 |