The Omega is one of Hyundai Motor Company's three current V8 engines. It is a DOHC unit with electronic multiport fuel injection.
G8AA
The G8AA (also called the 4.5D) displaces 4.5 L (4498 cc) with a 86 mm (3.4 in) bore, 96.8 mm (3.81 in) stroke and a 10.7:1 compression ratio. Output is 256 hp (191 kW; 260 PS) at 5,500 rpm and 275 lb·ft (373 N·m) of torque at 2,500 rpm. The dry weight of the engine is 236 kg (520 lb).
References
Hyundai Omega engine Wikipedia(Text) CC BY-SA