Polestar B4204T25, Engine
| Engine capacity | 1,969 cm³ |
| Maximum power (range), hp | 326 |
| Maximum torque, N*m (kg*m) at rpm. | 435 (44) / 4200 |
| Fuel used | Gasoline AI-95 |
| Fuel consumption, l/100 km | 1 |
| Engine type | In-line, 4-cylinder |
| Maximum power, hp (kW) at rpm | 326 (240) / 6000 |
| Compression Ratio (Range) | 10.3 |
| Cylinder diameter (range), mm | 82 |
| Piston stroke (range), mm | 93.2 |
| Supercharger | Turbine and compressor |
| CO₂ emissions (range), g/km | 17 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |