Engine Great Wall GW4C20A

The 2.0-liter Great Wall GW4C20A gasoline engine has been produced in China since 2017 and is installed only on a restyled version of the popular Haval H9 SUV. Such a power unit is essentially a forced version of the engine under the symbol GW4C20.

Own 2.0-liter engines: GW4C20, GW4C20A, GW4C20B, GW4C20NT.


Production years since 2017
Displacement, cc 1967
Fuel system direct injection
Power output, hp 245
Torque output, Nm 350
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 82.5
Piston stroke, mm 92
Compression ratio 10.0
Features DOHC
Hydraulic lifters yes
Timing drive chain
Phase regulator on all shafts
Turbocharging BorgWarner K04
Recommended engine oil 5W-40
Engine oil capacity, liter 5.5
Fuel type petrol
Euro standards EURO 5
Fuel consumption, L/100 km (for Haval H9 2018)
— city
— highway
— combined
Engine lifespan, km ~220 000
Weight, kg 175 (with attachments)

The engine was installed on:

  • Haval H9 I in 2017 – 2021.

Disadvantages of the Great Wall GW4C20A engine

  • This engine has not been produced for a very long time, but so far has proven itself well.
  • The most troublesome thing is carbon deposits on the valves due to the direct injection system.
  • There are cases of turbine failure due to a bent impeller or a burst pipe.
  • Also on specialized forums you can find complaints about the fuel pump and failures in the ignition system.
  • With frequent and sharp acceleration, the timing chain can already stretch to 120,000 km.

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