The ZEXEL diesel fuel injection pump is engineered for demanding diesel engine applications where precise fuel metering and dependable injection performance are essential. Precision-manufactured pump components help regulate fuel delivery to the engine and support efficient combustion consistent power output and stable engine operation.
The listed reference numbers include 4063844 101609-3750 4063845 and 101609-3760. These numbers may correspond to different pump specifications or configurations. Before ordering the replacement should therefore be matched against the original pump number engine model engine serial number and fuel system configuration.
This injection pump is listed for compatible QSB5.9 6BT and 6D102 diesel engine applications. It can be used during excavator engine repair overhaul and fuel system replacement where the original pump has developed internal wear poor fuel delivery leakage or unstable injection performance.
A properly operating injection pump helps maintain the required fuel quantity and injection timing across different engine speeds and loads. When pump performance deteriorates the engine may experience difficult starting rough running reduced power excessive smoke poor acceleration or unstable operation.
The 4063844 high-pressure fuel pump is suitable for compatible excavators construction machinery generator sets agricultural equipment and industrial diesel engines. Durable construction is intended to support operation under vibration temperature changes and extended working conditions.
Before shipment each pump can be inspected for fuel delivery pressure injection performance leakage sealing and dimensional accuracy. These checks help ensure reliable replacement quality and stable fuel system operation after installation.


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Product name
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Original NEW Diesel Engine ZEXEL QSB5.9 6BT 6D102 fuel injection pump 4063844 101609-3750 4063845 101609-3760
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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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Brand Name
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lanxin
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Packing
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wooden case/carton box
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MOQ
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1 piece
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Warranty
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3-6 months
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Shipment
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Express,Air ,Sea
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Payment
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T/T,Money Gram, Western Union,Paypal
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Condition
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100%New/Renew/Used
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Place of Origin
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China
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Testing situation
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Professional testing before shipment, quality assurance
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Transport
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By sea/air/express (DHL/FEDEX/TNT/UPS/EMS/City-line)
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Payment Term
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L/C,T/T, Western Union, Tradeassurance
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Delivery Time
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1-3 days (depend on order)
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Certification
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RoHS/CE Certificate
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Shipping ways
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Express/Freight/Sea/Train/Air/Road/Postal/Intermodal transport
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