Looking for a reliable 1-15300389-1 fuel injector? Also known as 1153003891, this precision-engineered component is the backbone of the Isuzu 6HK1 diesel engine, widely used in Hitachi ZX330 and Hitachi ZX350 excavators. Whether you are performing a routine engine overhaul or an emergency repair, our OEM standard replacements ensure your equipment returns to peak performance immediately.
| Model NO. | Isuzu 6HK1 / Hitachi ZX330-3 / ZX350-3 | Part Number | 1-15300389-1 (1153003891) |
| Product Name | Diesel Fuel Injector Assembly | Type | Common Rail System |
| Condition | Brand New, OEM Standard Replacement | MOQ | 1 Piece |
| Stock Status | In Stock / Fast Dispatch | Packaging | Industrial Export Packing |
| Payment Terms | T/T, Western Union, MoneyGram | Application | Engine rebuild, overhaul, maintenance |
| Delivery Methods | Express: DHL Fedex EMS UPS or by Air/ Sea | ||
This Comparison Table explains why choosing our 1-15300389-1 replacement is the smart move for your fleet maintenance.
| Core Purchasing Factors | Our OEM Standard Replacement | Cheap Market Alternatives |
|---|---|---|
| Internal Component Material | High-precision alloy steel needle valves | Standard carbon steel (prone to wear) |
| Fuel Atomization | Micro-hole precision for complete combustion | Uneven spray leading to carbon buildup |
| Service Life | Designed for 10,000+ operating hours | Frequent failure within 6 months |
| Installation Fit | 100% Match with 6HK1 Cylinder Head | Minor dimension errors causing leaks |
| Response Time | Instant solenoid activation | Delayed response, unstable idle |
| After-Sales Support | Professional technical guidance included | No support after transaction |
A: This is often caused by a worn 1-15300389-1 injector. When the nozzle cannot atomize fuel properly, incomplete combustion occurs. Replacing the 1153003891 unit usually restores fuel efficiency and eliminates smoke.
A: Difficulty starting the engine when hot or sudden engine stalling under load are key indicators. Diagnostic tools will often show fuel rail pressure fluctuations or injector circuit errors.
A: Our product features an OEM-standard tri-metal structure and is trusted by repair shops and equipment fleets globally for its durability in harsh construction environments.
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Send Your Part Number NowWe specialize in heavy-duty engine solutions for global brands. Our main product line includes Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai engines and spare parts.
Our core inventory covers everything from full Engine Assemblies to internal components like Cylinder Liners, Pistons, Piston Rings, Main Bearings, Con Rod Bearings, Thrust Washers, Overhaul Gasket Kits, Fuel Injection Pumps, Injectors, Crankshafts, Turbochargers, Water Pumps, Oil Pumps, Cylinder Blocks, Cylinder Heads, and Connecting Rods.
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