| Engine | Flat four-cylinder, 16 valve, turbocharged |
| Capacity | 1997cc |
| Bore | 92.0mm |
| Stroke | 75.0mm |
| Engine management | Subaru programmable electronic engine management system |
| Power | 300bhp @ 5500rpm |
| Torque | 60kg-m @ 4000rpm |
| Exhaust system | Inconnel with Subaru anti-lag system. Fitted with catalytic converters |
| Turbo charger | IHI - with WRC regulation 34mm restrictor |
| Spark plugs | DENSO |
| Fuel tank capacity | 80 litres |
