Engine Hyundai-Kia G6DU

The 3.5-liter V6 engine Hyundai G6DU or Smartstream G 3.5 MPi has been produced since 2020 and is installed on such popular concern models as Santa Fe, Staria, Sorento and Carnival. In Korea, the gas version of this engine called Smartstream L 3.5 LPi is very popular.

Lambda 3.5L family: G6DC, G6DS, G6DU.

The engine was installed on:

  • Hyundai Santa Fe 4 (TM) since 2020;
  • Hyundai Staria 1 (US4) since 2021;
  • Kia Carnival 4 (KA4) since 2020;
  • Kia K8 1 (GL3) since 2021;
  • Kia Sorento 4 (MQ4) since 2020.

Specifications

Production years since 2020
Displacement, cc 3470
Fuel system distributed injection
Power output, hp 250 – 272
Torque output, Nm 331
Cylinder block aluminum V6
Block head aluminum 24v
Cylinder bore, mm 92
Piston stroke, mm 87
Compression ratio 10.6
Features VIS
Hydraulic lifters yes
Timing drive chain
Phase regulator Dual CVVT
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 6.1
Fuel type 92
Euro standards EURO 5/6
Fuel consumption, L/100 km (for Kia Carnival 2022)
— city
— highway
— combined
14.6
7.8
10.3
Engine lifespan, km ~300 000
Weight, kg 202 (with attachments)

Disadvantages of the Hyundai G6DU engine

  • While on specialized forums he is praised, including for moderate fuel consumption;
  • The main thing is to monitor the cooling system, aluminum units are afraid of overheating;
  • Still interested in oil consumption, as this is the main problem of engines of this series;
  • Hydraulic lifters finally appeared and valve clearance adjustment is not required.

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