2018-2022 Honda Accord K20C4 JDM Engine | 2.0L Inline-4 Cylinder DOHC i-VTEC Turbo Motor

 

 

Product Information

 

2018-2022 Honda Accord K20C4 JDM Engine | 2.0L Inline-4 Cylinder DOHC i-VTEC Turbo Motor

Feature Details

Engine Code K20C4 (Turbocharged)

Displacement 2.0 Liters (1,996 cc)

Configuration Inline 4-Cylinder DOHC

Valvetrain 16-Valve i-VTEC (Intake/Exhaust)

Horsepower 252 hp @ 6,500 rpm

Torque 273 lb-ft @ 1,500–4,000 rpm

Compression Ratio 9.8:1

Induction Single-Scroll Turbocharger

 

 

Vehicle Fitments

 

This JDM K20C4 long block is designed for the following North American (USDM) models:

 

2018-2022 Honda Accord Sport 2.0T (6-Speed Manual or 10-Speed Auto)

 

2018-2022 Honda Accord Touring 2.0T (10-Speed Auto)

 

2021-2022 Honda Accord Sport Special Edition (2.0L Models)

 

Installation & Technical Notes

 

The K20C4 is a high-tech Earth Dreams engine. To ensure a successful installation and protect your investment, please follow these technical guidelines:

 

Long Block Conversion: This sale includes the engine block and cylinder head (Long Block). You must transfer your original USDM turbocharger, intake manifold, exhaust manifold, and wiring harness. This ensures 100% plug-and-play compatibility with your vehicle’s ECU and sensors.

 

Fuel System: High-pressure direct injection is sensitive to debris. We recommend using your original USDM high-pressure fuel pump and injectors if they are in known-good condition to maintain correct fuel mapping.

 

Turbo Cooling: Before mounting your turbocharger to the replacement engine, flush all oil and coolant feed lines to prevent contamination of the turbo bearings.

 

Essential Maintenance: We strongly recommend replacing the following during the swap:

 

Spark Plugs: Use only high-heat range NGK Laser Iridium plugs (DILKAR8P8SY).

 

Engine Oil: 0W-20 Full Synthetic Oil (Genuine Honda/Acura preferred).

 

Coolant: Honda Type 2 Blue Long Life Coolant.

 

ECU Reset: After installation, a professional scan tool must be used to perform a “Crank Pattern Learn” (CKP) and clear all adaptation values. This allows the ECU to sync perfectly with the

new engine’s rotating assembly.