Cummins Lubricating Oil Pump | P/N 3644520
Primary Part Number: 3644520
Alternate / Cross Part Numbers: 6319711, 3642280
Fitment Notes: Catalog and market sources consistently identify 3644520 as a Cummins lubricating oil pump. Public market listings repeatedly tie it to QSK45 channels, while other sellers also co-list 6319711 and 3642280.
Warranty & Shipping
- 365-Day Replacement Warranty – Full coverage against defects for one year.
- 30-Day Money-Back Guarantee – Return for any reason within 30 days.
- Free Worldwide Shipping – No hidden fees, shipped via DHL, FedEx, or UPS.
Pairs well with
Free Worldwide Shipping (No Hidden Fees)
30 Day Money Back Guarantee
365 Days Replacement Warranty
In Stock – Ships within 5-8 business days
VIN / ESN Verification Before Shipping
Cummins Lubricating Oil Pump | P/N 3644520
Detailed Product Description.
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Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.
Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.
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Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.
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Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.Add your product description or custom text here. This expandable section allows you to display long-form content in a clean, minimal way. Customers can click 'Read More' to view the full text, and 'Show Less' to collapse it back.
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FAQs
How do I confirm this engine part is compatible?
Match the part number, engine model, machine model, engine serial number, dimensions, and old part label before ordering. Heavy-duty engine parts can vary by engine family and application.
Is professional installation recommended for engine parts?
Yes. Crankshafts, camshafts, cylinder heads, engines, and other heavy-duty diesel components should be inspected and installed by a qualified diesel technician or engine specialist.
What should be checked before installing heavy-duty engine parts?
Check part number, engine family, dimensions, surface condition, lubrication, torque specifications, gaskets, seals, and related components before installation.
Can I return an engine component after installation?
Installed, modified, damaged, or used engine components may not qualify for return. Please verify fitment carefully before installation.
What can affect warranty on engine parts?
Warranty may be affected by incorrect installation, poor lubrication, overheating, wrong application, physical damage, machining modification, improper torque, or use with incompatible components.