Replacement Water Pump for Cummins ® ISX/QSX Applications ISX871 / 2250 EGR Cross Reference OEM Cross References: 3684449

Product Details

1 x Water Pump Assembly – 2 pc – 3684449

Models: ISX871 / 2250 EGR

Details:

6 and 12 Rib Pulley
(3) M10 x 1.5 Threads
Use 181929
Cummins ISX Application

Cross Reference:

OE Replacement:

3683652

3684449

4386570

181904

Application & Fitment

• Engine Make: Cummins
• Engine Model / Application: ISX/QSX

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• OEM Cross Reference: 3684449
• Interstate-McBee Reference: M-3684449

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.