Petrol engines
| Model Power | Displacement | Cylinder | Engine code | Camshaft drive system belt / chain |
|---|---|
| Opel Signum 1.8 90 kW / 120 hp / 122 PS | 1796 cc | 4 | Z18XE | timing belt |
| Opel Signum 1.8 103 kW / 138 hp / 140 PS | 1796 cc | 4 | Z18XER | timing belt |
| Opel Signum 2.2 direct 114 kW / 153 hp / 155 PS | 2198 cc | 4 | Z22YH | timing chain |
| Opel Signum 2.0 Turbo 129 kW / 173 hp / 175 PS | 1998 cc | 4 | Z20NET | timing chain |
| Opel Signum 3.2 155 kW / 208 hp / 211 PS | 3175 cc | 6 | Z32SE | timing belt |
| Opel Signum 2.8 Turbo 169 kW / 227 hp / 230 PS | 2792 cc | 6 | Z28NEL | timing chain |
| Opel Signum 2.8 Turbo 184 kW / 247 hp / 250 PS | 2792 cc | 6 | Z28NET | timing chain |
Diesel engines
| Model Power | Displacement | Cylinder | Engine code | Camshaft drive system belt / chain |
|---|---|
| Opel Signum 1.9 CDTI 74 kW / 99 hp / 110 PS | 1910 cc | 4 | Z19DTL | timing belt |
| Opel Signum 2.0 DTI 74 kW / 99 hp / 110 PS | 1995 cc | 4 | Y20DTH | timing chain |
| Opel Signum 1.9 CDTI 88 kW / 118 hp / 120 PS | 1910 cc | 4 | Z19DT | timing belt |
| Opel Signum 2.2 DTI 92 kW / 123 hp / 125 PS | 2172 cc | 4 | Y22DTR | timing chain |
| Opel Signum 1.9 CDTI 110 kW / 148 hp / 150 PS | 1910 cc | 4 | Z19DTH | timing belt |
| Opel Signum 3.0 CDTI 130 kW / 174 hp / 177 PS | 2958 cc | 6 | Y30DT | timing belt |
| Opel Signum 3.0 CDTI 135 kW / 181 hp / 184 PS | 2958 cc | 6 | Z30DT | timing belt |
Related: Opel / All car brands