Opel Z12XEP, Engine
| Engine capacity | 1,229 cm³ |
| Maximum power (range), hp | 78 - 80 |
| Maximum torque, N*m (kg*m) at rpm. | 105 (11) / 4000 |
| Fuel used | Gas/petrol |
| Fuel consumption, l/100 km | 5.8 - 7.8 |
| Engine type | In-line, 4-cylinder |
| Additional engine information | distributed fuel injection |
| Maximum power, hp (kW) at rpm | 78 (57) / 5600 |
| Compression Ratio (Range) | 10.5 |
| Cylinder diameter (range), mm | 72.5 - 73.4 |
| Piston stroke (range), mm | 72.6 |
| CO₂ emissions (range), g/km | 127 - 146 |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |