Vehicle information
| Brand | BMW |
|---|---|
| Model | Z4 Roadster (E85) |
| Type | 2.2 i |
| Construction type | Convertible |
| Year of construction | 2003–2005 |
| Engine type | Petrol Engine |
| Drivetrain type | Rear-Wheel Drive |
| Power | 125 kW • 170 hp |
| Cylinder capacity | 2171 ccm |
| Cylinder count | 6 |
| Ccm tech | 2171 |
| Fuel type | Petrol |
| Fuel type process | Intake Manifold Injection/ Carburettor |
| Number of valves per cylinder | 4 |
| Engine code | M54 B22 (226S1) |