The 4.5-liter 32-valve Hyundai G8AA engine was assembled by the company from 1999 to 2003 and was installed on the first generation of the Equus model and the Centennial limousine created on its basis. Such a power unit is essentially a variation of the well-known Mitsubishi 8A80 V8 engine.
The Omega family also includes engines: G8AB.
The engine was installed on:
- Hyundai Equus 1 (LZ) in 1999 – 2003.
Specifications
| Production years | 1999-2003 |
| Displacement, cc | 4498 |
| Fuel system | direct injection |
| Power output, hp | 260 |
| Torque output, Nm | 380 |
| Cylinder block | aluminum V8 |
| Block head | aluminum 32v |
| Cylinder bore, mm | 86 |
| Piston stroke, mm | 96.8 |
| Compression ratio | 10.7 |
| Features | VIS |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 5.8 |
| Fuel type | petrol |
| Euro standards | EURO 4 |
| Fuel consumption, L/100 km (for Hyundai Equus 2000) — city — highway — combined |
19.7 9.5 12.1 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 230 (with attachments) |
Disadvantages of the Hyundai G8AA engine
- The engine requires high-quality gasoline with a high octane rating or will run unstable;
- Also, this unit suffers from rapid carbon formation on the intake valves;
- Regularly check the condition of the timing belt, because its breakage is fatal for the motor;
- After 100,000 km, catalysts can already fall apart and clog the exhaust with crumbs;
- And the main problem of the engine is in short supply and the extremely high cost of spare parts.
