Engine Great Wall GW4C20B

The 2.0-liter Great Wall GW4C20B turbo engine has been assembled at the concern’s factory since 2019 and installed on the Chinese version of the Poer pickup truck, and from 2021 on Haval H9 SUVs. Thanks to the presence of a particulate filter, this gasoline engine complies with Euro 6 environmental standards.

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


Production years since 2019
Displacement, cc 1967
Fuel system direct injection
Power output, hp 218
Torque output, Nm 380
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 82.5
Piston stroke, mm 92
Compression ratio 9.6
Features DOHC
Hydraulic lifters yes
Timing drive chain
Phase regulator on both shafts
Turbocharging yes
Recommended engine oil 5W-30
Engine oil capacity, liter 5.5
Fuel type petrol
Euro standards EURO 6
Fuel consumption, L/100 km (for Haval H9 2021)
— city
— highway
— combined
Engine lifespan, km ~230 000
Weight, kg 180 (with attachments)

The engine was installed on:

  • Great Wall Pao since 2019;
  • Haval H9 I since 2021.

Disadvantages of the Great Wall GW4C20B engine

  • At this point in time, no serious complaints have been found about this engine.
  • All units with direct fuel injection suffer from deposits on intake valves.
  • On motors of the series, there is often a drop in power due to burst pipes.
  • An interesting resource of the particulate filter, uncharacteristic for Chinese gasoline engines.

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