Jaguar 306DT, Engine
| Engine capacity | 2,993 cm³ |
| Maximum power (range), hp | 211 - 306 |
| Maximum torque, N*m (kg*m) at rpm. | 520 (53) / 2500 |
| Fuel used | Diesel fuel |
| Fuel consumption, l/100 km | 5.9 - 9.3 |
| Engine type | In-line, 6-cylinder |
| Additional engine information | Direct injection |
| Maximum power, hp (kW) at rpm | 211 (155) / 4000 |
| Compression Ratio (Range) | 15.5 - 16.1 |
| Cylinder diameter (range), mm | 83 - 84 |
| Piston stroke (range), mm | 90 - 92.3 |
| Supercharger | Twin turbocharging |
| CO₂ emissions (range), g/km | 154 - 244 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |