Engine Hyundai-Kia G3LC

The Hyundai G3LC 1.0-liter 3-cylinder turbo engine or 1.0 T-GDi has been assembled since 2015 and is installed on many compact models of the Korean concern such as i10, i20, i30, Kona and Kia Ceed. Based on this unit, Smartstream G1.0T turbo engines were created under the G3LE and G3LF indices.

Kappa R3 family: G3LA, G3LB, G3LC, G3LD, G3LE, G3LF.

The engine was installed on:

  • Hyundai i10 3 (AC3) since 2019;
  • Hyundai i20 2 (GB) in 2016 – 2020; i20 3 (BC3) since 2020;
  • Hyundai i30 3 (PD) since 2016;
  • Hyundai Kona 1 (OS) since 2017;
  • Hyundai Venue 1 (QX) since 2019;
  • Kia Ceed 2 (JD) in 2015 – 2018; Ceed 3 (CD) since 2018;
  • Kia Picanto 3 (JA) since 2017;
  • Kia Rio 4 (YB) since 2017;
  • Kia Sonet 1 (QY) since 2020;
  • Kia Stonic 1 (YB) since 2017.


Production years since 2015
Displacement, cc 998
Fuel system direct injection
Power output, hp 100 – 120
Torque output, Nm 172
Cylinder block aluminum R3
Block head aluminum 12v
Cylinder bore, mm 71
Piston stroke, mm 84
Compression ratio 10.0
Features DOHC
Hydraulic lifters yes
Timing drive chain
Phase regulator Dual CVVT
Turbocharging Garrett NGT1038KLSZ
Recommended engine oil 5W-30
Engine oil capacity, liter 3.9
Fuel type petrol
Euro standards EURO 5/6
Fuel consumption, L/100 km (for Hyundai i20 2018)
— city
— highway
— combined
Engine lifespan, km ~220 000
Weight, kg 75.6 (without attachments)

Disadvantages of the Hyundai G3LC engine

  • Most often, on specialized forums, they complain about the noisy operation of the unit and excessive vibration;
  • This motor also does not tolerate overheating, gaskets tan and strong leaks appear;
  • For active owners, the timing chain is stretched and needs to be replaced even up to 100,000 km;
  • Approximately on the same run, an oil burner is often found due to the occurrence of rings;
  • Weaknesses here also include an adsorber valve and short-lived engine mounts.

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