Gracias a Martyn, tenemos datos del Omega 3000 24V:
Aunque estén en medidas raras...

Engine
Manufacturer: Opel
Type: S-6
DOHC
24 valves total
4 valves per cylinder
Main bearings: 7
Bore x stroke: 95.00mm × 69.80mm
Bore / stroke ratio: 1.36
Displacement: 2969 cc
Compression: 10.00:1
Fuel system: Bosch Motronic fuel inj.
Aspiration: Normal
Catalytic Converter: Y
Max. output: 204.0 bhp@6000 rpm
Max. torque: 27.5 kgm@3000 rpm
Coolant: Water
Specific output: 68.7 bhp/litre
Specific torque: 90.94 Nm/litre

Performance
0-60mph: 7.7 s
Quarter mile: 15.40s
Top speed: 235 km/h
Power to weight: 142.36 bhp/ton

Chasis
Engine location: Front
Engine alignment: Longitudinal
Transmission: 5M
Drive: RWD
Top gear ratio: 0.81
Final drive ratio: 3.7