Engine Hyundai G8AA

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 98
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.

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