Shopping for: Confirm the part against your engine serial number and application before ordering.
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Cummins ISL / QSL / 8.9 Cooling System
Cooling System for Cummins ISL / QSL / 8.9 engines. Every part in this collection is listed for the ISL, ISL9, ISLG, QSL by its catalog application record, not by its title. Check your engine serial number or CPL against the part page before ordering.
17 part numbers. Match the part number and your engine serial number — not sure? Call or text (720) 445-6249.
| Part # | Replaces | Description | Fits | Price | Availability |
|---|---|---|---|---|---|
| 181796 | Cummins 4386527 | Cummins OIL THERMOSTAT | CUMMINS ISX SERIES CUMMINS QSL SERIES +1 more |
Call for price | Request lead time |
| M-5579024 | Cummins 5579024 | Interstate-McBee Water Pump Kit for Cummins ISL / ISC - Replaces 5579024 | CUMMINS C/ISC/QSC/ISL/QSL | $113.99 | Ships from supplier · Lead time confirmed when you order |
| M-5284903 | Cummins 5284903 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Thermostat | CUMMINS C/ISC/QSC/ISL/QSL | $83.99 | Ships from supplier · Lead time confirmed when you order |
| M-5273379 | Cummins 5273379 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Thermostat | CUMMINS C/ISC/QSC/ISL/QSL | $39.99 | Ships from supplier · Lead time confirmed when you order |
| M-4376358 | Cummins 4376358 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Water Pump | CUMMINS C/ISC/QSC/ISL/QSL | $304.99 | Ships from supplier · Lead time confirmed when you order |
| M-4089647 | Cummins 4089647 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Water Pump | CUMMINS C/ISC/QSC/ISL/QSL | $183.99 | Ships from supplier · Lead time confirmed when you order |
| M-3966841 | Cummins 3966841 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Water Pump | CUMMINS C/ISC/QSC/ISL/QSL | $138.99 | Sold out - call for options |
| M-3954829 | Cummins 3954829 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Thermostat Seal | CUMMINS C/ISC/QSC/ISL/QSL | $3.99 | Ships from supplier · Lead time confirmed when you order |
| M-3928640 | Cummins 3928640 | Interstate-McBee Thermostat for Cummins ISL / ISC - Replaces 3928640 | CUMMINS C/ISC/QSC/ISL/QSL | $42.99 | Ships from supplier · Lead time confirmed when you order |
| M-3928639 | Cummins 3928639 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Thermostat | CUMMINS C/ISC/QSC/ISL/QSL | $21.99 | Ships from supplier · Lead time confirmed when you order |
| M-3913028 | Cummins 3913028 | Interstate-McBee Thermostat for Cummins ISL / ISC - Replaces 3913028 | CUMMINS C/ISC/QSC/ISL/QSL | $34.99 | Ships from supplier · Lead time confirmed when you order |
| M-3806180 | Cummins 3806180 | Interstate-McBee Hard Pulley Water Pump for Cummins ISL / ISC - Replaces 3806180 | CUMMINS C/ISC/QSC/ISL/QSL | $129.99 | Ships from supplier · Lead time confirmed when you order |
| M-3800976 | Cummins 3800976 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Water Pump | CUMMINS C/ISC/QSC/ISL/QSL | $185.99 | Ships from supplier · Lead time confirmed when you order |
| M-3800975 | Cummins 3800975 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Water Pump | CUMMINS C/ISC/QSC/ISL/QSL | $167.99 | Ships from supplier · Lead time confirmed when you order |
| M-3800974 | Cummins 3800974 | Interstate-McBee Cummins C/ISC/QSC/ISL/QSL Water Pump | CUMMINS C/ISC/QSC/ISL/QSL | $161.99 | Ships from supplier · Lead time confirmed when you order |
| 121071 | Cummins 4919970 | Cummins ISX/ISL Coolant Hose, PAI (OEM 4919970), Pack of 1 | CUMMINS ISX SERIES CUMMINS ISL SERIES |
$30.51 | Ships from supplier · Lead time confirmed when you order |
| 181832 | Cummins 3690535 | Cummins QSL/ISX Oil Cooler Thermostat, PAI (OEM 3690535), Pack of 1 | CUMMINS ISX SERIES CUMMINS QSL SERIES |
$89.31 | Ships from supplier · Lead time confirmed when you order |
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