Porsche 901.03, 901.13, Engine
| Engine capacity | 1,991 cm³ |
| Maximum power (range), hp | 110 |
| Maximum torque, N*m (kg*m) at rpm. | 157 (16) / 4200 |
| Fuel used | Gasoline AI-98 |
| Fuel consumption, l/100 km | 14.5 |
| Engine type | Horizontally opposed, 6-cylinder |
| Additional engine information | mechanical injector, air cooling |
| Maximum power, hp (kW) at rpm | 110 (81) / 5800 |
| Compression Ratio (Range) | 8.6 |
| Cylinder diameter (range), mm | 80 |
| Piston stroke (range), mm | 66 |
| Valve drive | SOHC |
| Number of valves per cylinder (range) | 2 |