Citroën 5FS, Engine
| Engine capacity | 1,598 cm³ |
| Maximum power (range), hp | 120 |
| Maximum torque, N*m (kg*m) at rpm. | 160 (16) / 4250 |
| Fuel used | Petrol |
| Engine type | In-line, 4-cylinder |
| Maximum power, hp (kW) at rpm | 120 (88) / 6000 |
| Cylinder diameter (range), mm | 77 |
| Piston stroke (range), mm | 85.8 |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |