G4KJ 2.4L GDI Cylinder Block Assembly
This replacement cylinder block assembly is intended for selected Hyundai and Kia vehicles equipped with the 2.4L G4KJ gasoline direct-injection engine. The assembly provides a practical foundation for an engine rebuild when the original block or rotating assembly is damaged. Exact internal and external components are confirmed in the quotation.
Key Features
- Engine code: G4KJ
- Displacement: 2359 cc / 2.4L
- Configuration: inline four-cylinder
- Fuel system: gasoline direct injection (GDI)
- Product type: cylinder block assembly / short-block base
Typical Vehicle Applications
Typical applications include selected Hyundai Sonata, Santa Fe and Tucson models and selected Kia Optima/K5, Sorento and Sportage models originally fitted with a matching G4KJ 2.4 GDI engine. Fitment varies by market, production period, emissions specification and vehicle configuration.
Supply Scope
The cylinder block assembly may include the crankshaft, connecting rods and pistons when these parts are shown and confirmed in the quotation. The cylinder head, timing components, oil pan, balance-shaft module, sensors, brackets, mounts and external accessories are excluded unless specifically listed.
Fitment Verification
Before ordering, please provide the VIN or chassis number, vehicle make and model, model year and market, original engine code, OE/reference or casting number, and clear photos of the original block, mounting points and crankshaft ends. Vehicle name or model year alone is not sufficient to confirm interchangeability.









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