Škoda S791.135B, Engine
| Engine capacity | 1,289 cm³ |
| Maximum power (range), hp | 54 |
| Maximum torque, N*m (kg*m) at rpm. | 94 (10) / 3250 |
| Fuel used | Gasoline AI-92 |
| Fuel consumption, l/100 km | 6.4 |
| Engine type | In-line, 4-cylinder |
| Additional engine information | OHV |
| Maximum power, hp (kW) at rpm | 54 (40) / 5000 |
| Compression Ratio (Range) | 8.8 |
| Cylinder diameter (range), mm | 75.5 |
| Piston stroke (range), mm | 72 |
| Number of valves per cylinder (range) | 2 |