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Isuzu 6HK1 Cylinder Block

Name: Isuzu 6HK1 Cylinder Block
Brand: Komotashi

✓ For Isuzu 6HK1 Engine
✓ Euro III / Euro IV / Euro V
✓ Medium & Heavy-Duty Truck & Construction Machinery Engine Part

Robust high-strength cast iron structure and outstanding shock resistance make the 6HK1 cylinder block your preferred replacement component for Isuzu medium-heavy commercial vehicles and engineering equipment. Developed based on Isuzu classic heavy-duty diesel engine platform, it adopts premium cast iron and precision machining, delivering reliable durability for medium trucks, excavators and engineering machinery under harsh working environments.

Overview

Product Details

The Isuzu 6HK1 cylinder block is the core base component of inline six-cylinder 6HK1 diesel engine, widely matched to Isuzu medium-heavy trucks, passenger vehicles, excavators and construction machinery. It meets aftermarket overhaul and direct replacement demands for fleets and equipment equipped with Euro III / Euro IV / Euro V 6HK1 power units.

Built upon mature Isuzu heavy-duty engine design, this cylinder block adopts high-strength gray cast iron casting technology. Optimized built-in cooling water galleries and lubricating oil passages improve heat dissipation and oil circulation efficiency, lowering wear risk of moving assemblies and maintaining stable continuous operation under variable loads and rugged conditions.

Product Advantages

Excellent Structural Rigidity

High-strength cast iron raw material, strong anti-deformation and anti-crack capability under long-term variable load and vibration conditions
Optimized integrated casting structure reduces internal casting defects and enhances overall structural stability
High-precision machined fitting surfaces to guarantee precise assembly matching

Optimized Cooling & Lubrication Layout

Scientifically arranged internal cooling channels for uniform temperature distribution to avoid local overheating
Smooth internal oil galleries ensure stable lubrication of crankshaft, cylinder liner and transmission assemblies
Reduce friction loss and extend service life of matched engine spare parts

Great Aftermarket Compatibility

Manufactured strictly in accordance with original dimensional standards for direct replacement installation
Compatible with mainstream 6HK1 variants: 6HK1-TCN, 6HK1-TCH, 6HK1-TCG60
Widely applicable for medium & heavy trucks, intercity coaches, excavators and construction machinery

Technical Specifications

Part Name	Applicable Engine Model	Emission Standard	Material	Cylinders	Displacement(L)	Application
6HK1 Cylinder Block	Isuzu 6HK1	Euro III / Euro IV / Euro V	High Strength Cast Iron	6	7.79	Medium & Heavy-Duty Truck, Coach, Excavator, Construction Machinery