Description
Isuzu 6HK1 EFI Diesel Engine Assembly Overview
The Isuzu 6HK1 EFI Diesel Engine Assembly (OEM Part Numbers: 6HK1-EFI, 6HK1X, 8-98018-204-0, 1-11110-947-0) manufactured by Tatan is a 7.790L 6-cylinder electronic common rail turbocharged engine belonging to our Diesel Engine Assembly classification. Engineered specifically for Kobelco SK330-8, SK350-8, Hitachi ZX330-3, ZX350-3, and Sumitomo SH330-5 30-to-35 ton heavy excavators, replacing your worn engine with a Tatan complete 6HK1 EFI assembly eliminates machine downtime, excessive blow-by, and severe hydraulic power loss instantly.
Built strictly according to original OEM specifications, this complete engine assembly comes pre-assembled with Denso electronic high-pressure common rail fuel system, ECM/ECU harness, VGT turbocharger, starter motor, and alternator, ensuring 100% direct bolt-on fitment with hydraulic pump couplings and mounting brackets.
Key Attributes & Parameters for Isuzu 6HK1 EFI Diesel Engine Assembly
| Product Category | Diesel Engine Assembly | Warranty | 1 Year / 12 Months |
| Specific Engine Model | Isuzu 6HK1 EFI / 6HK1X Engine | Brand Name | Tatan |
| Compatible Equipment | Kobelco SK330-8 | Hitachi ZX330-3 | OEM Part Number | 6HK1-EFI / 8-98018-204-0 |
| Engine Displacement | 7.790 Liters (7790 cc / 7.8L) | Cylinder Arrangement | 6 Cylinders Inline (I-6) 4-Stroke |
| Horsepower & RPM | 175-212 kW (235-285 HP) @ 2000-2200 | Cooling System | Water-Cooled / Liquid Cooled |
| Fuel Injection System | Denso Electronic Common Rail (EFI) | Aspiration Type | VGT Turbocharged & Intercooled |
| Machinery Test Report | Provided (100% Dyno Tested) | Video Outgoing-Inspection | Provided Before Shipping |
| Quality Status | 100% Brand New Engine | Packaging | Export Wooden Box Packaging |
Supported Machinery Brands & Engine Parts Coverage
In addition to Isuzu, Tatan manufactures replacement complete diesel engines and overhaul components for leading machinery brands:
Application Scenarios & Buyer Value
When upgrading or replacing your 30-to-35 ton excavator engine with our Isuzu 6HK1 EFI Diesel Engine Assembly, buyers achieve maximum operational uptime and power efficiency:
| Application Scenario | Value Delivered to Buyer |
|---|---|
| Kobelco SK330-8 / Hitachi ZX330-3 Engine Replacement | Complete engine swap cuts machine repair downtime by up to 70% compared to internal rebuilding. |
| Excavator Overhaul Workshops | Eliminates tedious electronic common rail calibration, liner honing, and crank fitting; saves mechanic labor hours. |
| Engine Distributors & Stockists | High-demand 7.8L EFI 30-ton excavator engine ready for immediate resale to plant hire fleets and mining networks. |
| Rental Fleet Maintenance | Extends 30-to-35 ton excavator working lifespan and restores full digging hydraulic torque under load. |
Isuzu 6HK1 EFI Diesel Engine Assembly OEM Diagnostic Guide
Use this OEM manual diagnostic guide to troubleshoot operational engine symptoms on your electronic common rail excavator:
| Engine Symptom | Technical Cause Analysis | Tatan Factory-Grade Solution |
|---|---|---|
| 1. Hard starting & Common Rail Pressure Code (P0087/P0088) | Electronic injector solenoid back-leakage, SCV valve sticking, or rail pressure sensor wiring fault. | Replace with Tatan complete 6HK1 EFI engine assembly featuring pre-tested Denso electronic injectors & SCV. |
| 2. Severe power loss & VGT turbo boost drop under load | VGT turbocharger electronic actuator failure, intercooler pipe air leak, or clogged common rail fuel injectors. | Inspect VGT turbo boost pressure (>1.5 bar), or swap to a Tatan factory pre-tested 6HK1 EFI complete engine. |
| 3. High engine oil consumption & heavy crankcase blow-by | Scored 7.8L cylinder liners, stuck oil rings, or valve stem seal wear allowing engine oil into combustion chambers. | Install Tatan new 6HK1 EFI complete engine; flush engine oil gallery and replace oil filter. |
| 4. Engine overheating under high ambient temp & load | Water pump impeller erosion, clogged EGR cooler, or cylinder head gasket leaking combustion gas into cooling jacket. | Replace thermostat (82°C), flush cooling system, or swap to a new 6HK1 EFI complete engine assembly. |
Transport Packaging & Fast Global Shipping
To ensure 100% damage-free international transport, every Tatan Isuzu 6HK1 EFI engine assembly undergoes anti-rust oiling, waterproof plastic sealing, and solid export wooden box packaging.
✈️ Express Air Courier
Partnered with DHL, FedEx, UPS, and TNT for express door-to-door delivery worldwide.
🚢 Sea Cargo Freight
LCL and FCL ocean container shipping for heavy engine assemblies and bulk orders.
📦 Export Wooden Cases
Fumigated solid wooden boxes with thick shockproof foam lining for maximum safety.
Quality Control & International Certificates
Tatan diesel engines are manufactured under ISO 9001 quality management systems and strictly comply with CE safety standards.
Isuzu 6HK1 EFI Engine FAQ & Related Categories
* Note: Wholesale Reference Price Starts From $300.00. Please contact Gavin for a final customized quote.
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