Isuzu 6HK1 6HK1XQB 6HK1XQA engine assy KSH0889 complete diesel engine SH350-3 SH330A3 CX330 CX350 excavator China supplier

◆ Product Overview
Premium-grade Isuzu 6HK1 series complete diesel engine assemblies, including models 6HK1, 6HK1XQB, and 6HK1XQA, designed as the direct OEM power unit for Hitachi SH350-3, SH330A3, CX330, and CX350 excavators. This assembly, also identified by reference number KSH0889, is supplied from China as a new OEM-spec, remanufactured, or quality used unit, delivering the robust power and reliability required for 30-35 ton class heavy-duty excavation.

◆ Supplier Profile
✓ Type: China Specialist in Hitachi-Isuzu Excavator Engine Supply
✓ Focus: Isuzu 6HK1 Platform for Hitachi Zaxis Generation 3 Excavators
✓ Services: Complete Assembly Supply, KSH Number Verification, Core Exchange
✓ Market: Global Hitachi Dealer Networks, Mining & Construction Fleets
✓ Expertise: Isuzu-Hitachi Integrated Engine & Hydraulic System Applications

◆ Engine Specifications & Machine Compatibility
✓ Engine Models: Isuzu 6HK1, 6HK1XQB, 6HK1XQA
✓ Hitachi Reference: KSH0889 (Key Assembly Number)
✓ Configuration: 6-Cylinder, In-Line, Turbocharged & Intercooled, Direct Injection
✓ Displacement: 7.79 L
✓ Rated Power: ~188 kW (252 HP) @ 2000 rpm (Model/Variant Specific)
✓ Emission Standard: EPA Tier 3 / EU Stage IIIA Equivalent
✓ Direct Machine Application:

• Hitachi SH350-3 Hydraulic Excavator

• Hitachi SH330A3 Hydraulic Excavator

• Hitachi CX330 Hydraulic Excavator

• Hitachi CX350 Hydraulic Excavator
  ✓ Condition Options: New OEM-Spec | Professionally Remanufactured | Premium Used/Tested

◆ Complete Engine Assembly (KSH0889) Features
✓ Direct Fitment: Engineered as a direct, bolt-in replacement for specified Hitachi Zaxis-3 models, ensuring perfect compatibility with the machine's mounts, hydraulic pumps, and electronic control system.
✓ Isuzu-Hitachi Integration: Pre-configured with the correct Hitachi-specific flywheel housing, front pulley, and accessory drive arrangement.
✓ Fuel System: Equipped with Isuzu high-pressure direct injection pump and matched injectors for optimal fuel efficiency and power.
✓ Cooling Package: Includes heavy-duty radiator, oil cooler, and intercooler connections as per original Hitachi configuration.
✓ Electronic Interface: Compatible with the Hitachi machine's monitoring and diagnostic system.

◆ New OEM-Specification Assembly
✓ Manufactured to original Isuzu 6HK1 blueprints and Hitachi installation specifications.
✓ Calibrated to deliver the exact power and torque curve required by the Hitachi excavator application.
✓ Full dynamometer testing with performance certification matching KSH0889 standards.
✓ Complete with all Hitachi-specific mounting hardware, adapters, and seals.

◆ Professional Remanufacturing Process (For Reman Units)
✓ Core Selection: Start with a qualified 6HK1/XQB/XQA core.
✓ Complete Overhaul: Full disassembly, cleaning, and crack testing.
✓ KSH-Specific Rebuild: All components replaced to meet the KSH0889 assembly specifications, using OEM-quality parts.
✓ Precision Restoration: Block, crankshaft, and cylinder head machined to restore original tolerances.
✓ Performance Validation: Dyno-tested to verify power output, fuel consumption, and operational parameters match the original Hitachi application requirements.

◆ Used/Tested Unit Evaluation
✓ Verification & Grading:

• Confirmation of engine model (6HK1/XQB/XQA) and overall condition.

• Cylinder compression and leak-down testing.

• Turbocharger function and intercooler integrity check.

• Oil pressure and cooling system performance verification.
  ✓ Documentation: Detailed inspection report provided, noting condition and any recommended service items.

◆ Supply & Logistics
✓ KSH Number Verification: We can verify the required engine assembly against your machine's model and serial number.
✓ Lead Time: Varies by condition (New: 70-100 days; Reman/Used: 30-60 days).
✓ Packaging: Engine secured in a custom steel cradle for safe ocean transport.
✓ Global Shipping: Arranged to major ports worldwide with all necessary export documentation.

◆ Installation & Commissioning Support
✓ Installation Guide: Model-specific instructions for installation into the SH/CX series excavator.
✓ Connection Details: Guidance on electrical, fuel, and cooling system connections.
✓ Start-Up Procedure: Recommended steps for initial startup and system check.

◆ Target Applications & Customers
✓ Hitachi SH350-3, SH330A3, CX330, CX350 Excavator Fleet Overhauls.
✓ Mining and Large Earthmoving Contractors.
✓ Equipment Rental Companies with Hitachi Fleets.
✓ Independent Heavy Equipment Repair Facilities.

◆ Customer Support
✓ Technical Consultation: Assistance with model identification and KSH number confirmation.
✓ Pre-Shipment Inspection: Option for third-party inspection or detailed photo/video documentation.
✓ After-Sales Support: Coordination for warranty claims and technical assistance.