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The 6WG1 direct injection fuel pump assembly is a heavy-duty diesel engine fuel system component developed for demanding excavator applications. Its precision-machined internal components help deliver fuel accurately and consistently, supporting proper injection timing, efficient combustion, and stable engine power.
Designed for the Isuzu 6WG1 diesel engine, this fuel injection pump assembly is suitable for Hitachi ZX450H excavators and compatible construction equipment. It provides a practical replacement solution for a worn or damaged original pump during engine repair, overhaul, or preventive maintenance.
A properly functioning fuel injection pump is essential for engine starting, acceleration, fuel economy, and power output. Fuel delivery problems can result in difficult starting, unstable engine speed, reduced power, excessive smoke, or poor fuel efficiency. Replacing the pump with a correctly matched assembly can help restore normal engine operation.
The ZX450H 6WG1 fuel injection pump is built for demanding working environments where equipment is exposed to high vibration, dust, temperature changes, and long operating hours. Durable materials and precision manufacturing help provide dependable performance during continuous heavy-duty operation.
Each pump assembly can be inspected for fuel delivery, injection performance, leakage, dimensional accuracy, and overall operating condition before shipment. These quality checks help ensure consistent replacement quality and reliable service life.
For excavator owners, repair workshops, machinery dealers, and spare parts distributors, the 6WG1 direct injection fuel pump assembly provides a dependable solution for maintaining compatible ZX450H excavators and minimizing engine downtime.
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item
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value
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Condition
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New
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Applicable Industries
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Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Retail, Construction works , Energy & Mining, Other
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Showroom Location
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None
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Video outgoing-inspection
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Provided
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Machinery Test Report
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Provided
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Marketing Type
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Ordinary Product
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Place of Origin
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China
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Guangdong
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Brand Name
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lanxin
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Warranty
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1 Year
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Product name
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Factory price direct selling excavator parts ZX450H / 6 wg1 direct injection diesel pump assembly
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Q1: Which engine is this fuel injection pump suitable for?
A: It is designed for compatible Isuzu 6WG1 diesel engines.
Q2: Which excavator can use this fuel pump?
A: It is suitable for Hitachi ZX450H excavators equipped with the compatible 6WG1 engine.
Q3: What type of fuel pump is this?
A: It is a direct injection diesel fuel injection pump assembly designed for the 6WG1 engine fuel system.
Q4: What symptoms may indicate a damaged fuel injection pump?
A: Possible symptoms include difficult starting, unstable engine operation, reduced power, excessive smoke, poor acceleration, and abnormal fuel consumption.
Q5: What other Isuzu engine parts do you supply?
A: We supply fuel injection pumps, common rail pumps, fuel injectors, injector nozzles, turbochargers, complete engine assemblies, cylinder heads, cylinder blocks, crankshafts, camshafts, overhaul kits, starter motors, alternators, ECUs, and other excavator engine spare parts.
