• New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900

New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900

New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900

Low stock! Only 10 left
$426.00
$426.00
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Question about this product?

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This listing is for a Brand New Premium US Motor Works Water Pump. It will fit the following make and model:

Replacement Parts for Cummins ISX Water Pump Core 

Part Includes:

1x Part# US323 US Motor Works Water Pump Core REF OE 4386577 5719759 3687045 3687900

Condition: New

  • Brand: Mac Auto Parts
  • Drive Type: Belt Driven
  • Type: Engine Water Pump
  • Manufacturer Part Number: 201397
  • OE/OEM Part Number: 4386577 5719759 3687045 3687900, Cummins ISX
  • Impeller Material: Steel
  • Housing Material: Steel
  • Manufacturer Warranty: 2 Years
  • Universal Fitment: No
  • Performance Part: No
  • Vintage Part: No
  • Mounting Style: Bolt-On
  • Interchange Part Number: US323, 4386577 5719759 3687045 3687900, Cummins ISX Water Pump Core
New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900

$426.00

FAQ

Is this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 guaranteed to fit my vehicle?

Yes — every product listing includes a vehicle compatibility list. Use our Part Finder 3000™ to confirm fitment before you buy, or check the 'Fits These Vehicles' section on this product page.

Is this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 new or remanufactured?

The condition of this part (new or remanufactured) is clearly stated in the product title and description above. All remanufactured parts are rebuilt to OEM standards and fully tested before shipment.

Does this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 come with a warranty?

Yes. This New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 is backed by Medallion Auto Center's warranty program. For warranty terms, coverage period, and how to make a claim, please see our Warranty Page.

Does this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 ship for free?

Yes! We offer FREE shipping on this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 and all products to all 48 contiguous U.S. states. No minimum order required.

How long will it take to receive this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900?

This New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 typically ships within 1–2 business days. Delivery takes 3–7 business days depending on your location. You'll receive a tracking number by email as soon as your order is dispatched.

What is included with this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900?

All included components (gaskets, hardware, brackets, etc.) are listed in the product description above. If you have questions about what's in the box, contact us at service@macautoparts.net before ordering.

Can I return this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 if it doesn't fit or is the wrong part?

Yes. Returns are accepted on this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900. Please review our Returns Policy for the conditions, timeframe, and steps to start a return.

Is this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 an OEM part or an aftermarket part?

This is an aftermarket replacement part that meets or exceeds OEM specifications. It is designed to fit and function as a direct replacement for the original factory part on the vehicles listed.

Can I get help confirming this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900 is right for my car?

Yes. Our team is happy to help verify fitment or answer technical questions. Email us at service@macautoparts.net or call 1-800-209-9598 (Mon–Fri, 9AM–4PM EST). You can also visit our Technical & Automotive Questions page.

Are there any current discounts or coupon codes I can use on this New Water Pump Core Fits for Cummins ISX REFOE 4386577 5719759 3687045 3687900?

Yes! Check the promotional banner at the top of the website for the latest coupon code — we frequently offer up to 10% off storewide. Sign up for our newsletter to be the first to receive exclusive deals.
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