Le G4EH et G4EK engines are part of Hyundai’s early Alpha engine family, mettant en vedette 1.3L inline-4 SOHCgasoline configurations. These engines were widely used in compact Hyundai and Kia models during the 1990s and early 2000s. The cylinder heads are 12-valve, single overhead camshaft (SOHC) designs built for reliability and fuel efficiency.
2. Spécifications techniques
Spécification
Détails
Codes moteur
G4EH, G4EK
Déplacement
1.3L (1341 cc)
Train de soupapes
SACT, 12 soupapes (3 par cylindre)
Matériau de la culasse
Alliage d'aluminium moulé
Matériau du bloc moteur
Fonte
Type de carburant
Essence
Circuit de refroidissement
Refroidi par eau
Type de synchronisation
Belt-driven
Taux de compression
~9.3:1
3. Applications compatibles avec les véhicules
Faire
Modèles
Plage d'années
Hyundai
Accent X3 (LC), Excel
1994–2000
Hyundai
Atos (Select markets)
1997–2003
Kia
Sephia (early 1.3L)
1995–1999
Kia
Pride (some variants)
1995–2000
Note: G4EK was more common in early Hyundai Excel and Accent models, while G4EH was an updated version with slight emissions tuning.
4. OEM Part Numbers (Examples)
22100-22010
22100-22020
22100-22030
22100-22050
OEM numbers may vary slightly based on market and emissions region.
5. Caractéristiques du produit
Fabriqué à partir de high-quality cast aluminum alloy
Disponible en tête nue, semi-complet, ou entièrement assemblé with camshaft and valves
Fully testé sous pression for cracks and leaks
Precision machined for OE fitment and performance
6. Problèmes courants de culasse
Problème courant
Cause
Solution recommandée
Warping or cracking
Surchauffe
Resurfacing or head replacement
Usure du siège de soupape
High mileage
Valve seat recut or replacement
Oil leaks from cam seals
Aging gaskets
Replace seals and cam cover gasket
Bruit de soupape
Hydraulic lifter or wear issues
Inspect cam and rocker arms
7. Installation Tips
Always replace with a nouveau joint de culasse et boulons à couple de serrage
Check and adjust jeu des soupapes (if mechanical tappets used)
Confirmer alignement de synchronisation lors du remontage
Flush cooling system to prevent future overheating