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G4KD cylinder head packed in wooden crate for international shipping
G4KD cylinder head exhaust side – Hyundai Kia 2.0L MPI
G4KD cylinder head combustion chamber detail – 2.0L Theta II
G4KD cylinder head camshafts and valve springs pre-installed
G4KD engine code stamp close-up – OEM 22100-2G051
G4KD cylinder head assembly front view – Hyundai Kia 2.0L Theta II
G4KD cylinder head intake side with valves and camshafts installed

Hyundai G4KD Complete Cylinder Head 22100-2G051

Brand new G4KD cylinder head assembly with valves and camshafts pre-installed.

Precision-manufactured to OEM specifications for Hyundai and Kia vehicles powered by the 2.0L Theta II MPI petrol engine. Ready to bolt onto your engine block after transferring your external parts. Ideal for head replacement, engine repair or rebuild. 12-month warranty.

  • Engine Code: G4KD (2.0L Theta II MPI)
  • Displacement: 2.0 Litre (1998 cc)
  • Configuration: Inline 4-cylinder, DOHC 16-valve, Dual CVVT
  • Fuel Type: Petrol / Gasoline
  • Condition: New – Cylinder Head Assembly (Valves & Camshafts Pre-Installed)
  • OEM: Hyundai 22100-2G051 / 22100-2G200
  • Warranty: 12 months
  • Compatible models: Hyundai Sonata (NF/YF), ix35 (LM), Santa Fe (CM/DM), Kia Optima (TF), Sportage (SL), Cerato (TD), Sorento (XM), Magentis (MG), Cadenza (VG), Rondo (UN) (confirm via OEM number)
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Description

G4KD Cylinder Head Assembly – Hyundai / Kia 2.0L Theta II

G4KD cylinder head assembly for Hyundai and Kia 2.0L Theta II MPI petrol engines. Brand new, with valves and camshafts pre-installed. Direct fit for Sonata, ix35, Santa Fe, Optima, Sportage and more. OEM 22100-2G051. 

What’s Included

  • Complete cylinder head casting – precision-machined and pressure-tested
  • 16 valves – intake and exhaust, heat-resistant (4 per cylinder)
  • Valve springs, spring seats and retainers
  • Valve stem seals and valve guides (pre-installed)
  • Camshafts – intake and exhaust (DOHC)
  • Camshaft bearing caps and bolts (torqued to specification)
  • Core plugs and oil gallery plugs (installed)

Note: Valve cover, timing chain, fuel injectors, ignition coils, intake manifold and exhaust manifold are NOT included. Transfer these from your original engine.

Vehicle Compatibility

Fits the following Hyundai and Kia models equipped with the G4KD engine:

  • Hyundai Sonata 5 (NF) – 2.0 MPI (2008 – 2010)
  • Hyundai Sonata 6 (YF) – 2.0 MPI (2009 – 2014)
  • Hyundai ix35 1 (LM) – 2.0 MPI (2009 – 2013)
  • Hyundai Santa Fe 2 (CM) – 2.0 MPI (2009 – 2012)
  • Hyundai Santa Fe 3 (DM) – 2.0 MPI (2012 – 2018)
  • Hyundai Grandeur 4 (TG) – 2.0 MPI (2009 – 2011)
  • Kia Optima 3 (TF) – 2.0 MPI (2010 – 2013)
  • Kia Sportage 3 (SL) – 2.0 MPI (2010 – 2016)
  • Kia Cerato 2 (TD) – 2.0 MPI (2008 – 2013)
  • Kia Sorento 2 (XM) – 2.0 MPI (2009 – 2017)
  • Kia Magentis 2 (MG) – 2.0 MPI (2008 – 2010)
  • Kia Cadenza 1 (VG) – 2.0 MPI (2009 – 2011)
  • Kia Rondo 3 (UN) – 2.0 MPI (2009 – 2010)

Always verify your engine code and OEM part number before ordering.

OEM Part Number Cross-Reference

  • Hyundai: 22100-2G051, 22100-2G200
  • Related references: 22100-2G250, 24100-25000, 221002G051, 221002G200

Why Buy This G4KD Cylinder Head Assembly

  • 100% brand new – not reconditioned or repaired
  • Pressure-tested for leaks and cracks
  • Pre-installed valves and camshafts save hours of fitting time
  • 12-month warranty included
  • Packed in a reinforced crate for safe international freight
  • Fast global shipping to port or door

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