| Specification | D5 Series | D8 Series |
|---|---|---|
| Engine designation | TAD5X2VE | TAD8X3VE |
| Configuration and no. of cylinders | Inline 4 Cylinder | Inline 6 Cylinder |
| Displacement | 5.13 L | 7.7 L |
| Method of operation | 4 stroke | 4 stroke |
| Direction of rotation | Anti-clockwise | Anti-clockwise |
| Bore | 110 mm | 110 mm |
| Stroke | 135 mm | 135 mm |
| Compression ration | 17.5:1 | 17.5:1 |
| Dry Weight, engine only | 556 kg | 667 kg |