| Specifications | 4012-46TWG2A | 4012-46TAG2A | 4012-46TAG3A | |||
| Prime Power | 1250 kVA | 1000 kW | 1505 kVA | 1204 kW | 1710 kVA | 1368 kW |
| Number of cylinders | 12 60º Vee form | |||||
| Bore and stroke | 160 x 190 mm | 6.3 x 7.5 in | ||||
| Displacement | 45.842 litres | 2797 in3 | ||||
| Aspiration | Turbocharged and air to water charge cooled | |||||
| Cycle | 4 stroke | |||||
| Combustion system | Direct injection | |||||
| Compression ratio | 13.6:1 | |||||
| Rotation | Anti-clockwise, viewed from flywheel end | |||||
| Total lubricating capacity | 177 litres | 46.7 US gal | ||||
| Cooling system | Water-cooled | |||||
| Temperate | Tropical | Temperate | Tropical | Temperate | Tropical | |
| Total coolant capacity | 196 litres | 201 litres | 207 litres | 210 litres | 207 litres | 210 litres |
