Engine Hyundai G8BB

The 5.0-liter V8 Hyundai G8BB engine was produced by a Korean company from 2009 to 2011 and was installed only on the second-generation Ecus sedan, including an extended version of the Limousine. Such a power unit is quite rare.

The Tau family also includes engines: G8BA and G8BE.

The engine was installed on:

  • Hyundai Equus 2 (VI) in2009 – 2011.


Production years 2009-2011
Displacement, cc 5038
Fuel system distributed injection
Power output, hp 400
Torque output, Nm 500
Cylinder block aluminum V8
Block head aluminum 32v
Cylinder bore, mm 96
Piston stroke, mm 87
Compression ratio 10.4
Features VIS
Hydraulic lifters yes
Timing drive chain
Phase regulator Dual CVVT
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 6.5
Fuel type petrol
Euro standards EURO 5
Fuel consumption, L/100 km (for Hyundai Equus 2010)
— city
— highway
— combined
Engine lifespan, km ~360 000
Weight, kg 214

Disadvantages of the Hyundai G8BB engine

  • This is a reliable unit, and its problem is rarity and, accordingly, the price of spare parts;
  • In cold weather, the performance of the oil pump can decrease quite a lot;
  • Because of what the tensioner does not tension the chains and during a cold start they jump;
  • Catalysts are considered another weak point, they do not tolerate low-quality fuel;
  • After 300,000 km, it is often necessary to replace the timing chain and usually with phase shifters.

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