Leon Mk1
| Engine characteristics |
| Code letters | AHT | ||
| Capacity | cm³ | 997 | |
| Valves per cylinder | 2 | ||
| Output | kW at 1/rpm | 37/5000 | |
| Engine torque | Nm at 1/rpm | 84/3250 | |
| Cylinders | Ø mm | 72.0 | |
| Stroke | mm | 61.2 | |
| Compression | 10.0 | ||
| RON (fuel quality) | min. | 95 unleaded | |
| Injection | Simos 2P | ||
| Ignition | Simos 2P | ||
| Pinking regulation | Yes | ||
| Self-diagnosis | Yes | ||
| Lambda control | Yes | ||
| Catalyst | Yes | ||
| Exhaust emissions according to | Standard D3 | ||
| Exhaust gas recirculation | No | ||
| Turbocharged | No | ||