ISC/ISL/ISF/K/NT 855 Cummins 5273379 Replacement Thermostat Kit
PLEASE ENTER YOUR ENGINE SERIAL NUMBER - ESN SO WE CAN VERIFY THE CORRECT THERMOSTAT FOR YOUR ENGINE. CUMMINS PARTS ARE NON-REFUNDABLE. You must enter your EIN to purchase this part. If you are using the part number from the actual part in hand, you may enter it in the EIN field to verify this is the part you want.
The following engines - Cummins ISC, QSC, ISB, ISD, ISF, ISG, and QSB series - are used in a variety of applications, including trucks, buses, generators, marine and industrial equipment. The thermostat kit is responsible for regulating the coolant temperature, preventing engine overheating or undercooling. To ensure optimal performance and durability, it is recommended to replace the thermostat with the OEM part number. This Cummins 5273379 thermostat is the stock replacement part that is necessary for a leak-proof change, ensuring the correct engine operating temperatures.suring the correct engine operating temperatures.
This Cummins 5273379 Thermostat Kit contains the following required Original Equipment Manufacturer parts:
- One - 4936967 Rectangular Ring Seal
- One - 5282375 180 Degree Thermostat
The Cummins 5273379 Replacement 180 Degree Thermostat Kit is compatible with these select Cummins engine series:
- Cummins ISC 8.3 Liter Series Engines
- Cummins QSC 8.3 Liter Series Engines
- Cummins ISB Series Engines
- Cummins ISD Series Engines
- Cummins ISF Series Engines
- Cummins ISG Series Engines
- Cummins QSB Series Engines
NOTE: We at KLM Performance ask you to provide us with the ESN to ensure the proper fitment of this Replacement 180 Degree Opening Thermostat Kit.
The Cummins 5273379 Thermostat on your ISC/ISL/ISF/K/NT 855 Cummins engine allows low-temperature coolant from the radiator into the engine to keep the operating temperature within a predetermined range. Operating a Cummins engine with a bad thermostat will cause the thermostat to get stuck in the open or closed position. A defective thermostat will cause the engine to operate either below or above the correct operating temperature, leading to an overheating condition. If you are currently experiencing any of these symptoms, it's time to replace the Cummins thermostat to alleviate this issue.
The use of Genuine Cummins parts means you get a precision design, state-of-the-art manufacturing, and diligent testing, which ensures optimum engine performance at the Cummins factory-specified level. Only Genuine Cummins parts come with a full factory warranty, giving you peace of mind and financial protection.
This 5273379 Replacement Cummins OEM Thermostat is for the Cummins engines that are MADE IN THE USA!
This OEM Cummins Thermostat Benefits:
- Purchasing Genuine Cummins parts means you get a precision-designed product.
- Cummins parts are manufactured at state-of-the-art facilities.
- Strict quality control measures and diligent testing that ensure the replacement parts perform at Cummins factory-specified levels of efficiency,
- Genuine Cummins parts come with a full factory warranty, giving you peace of mind and financial protection.
- Only Genuine Cummins parts provide the reliability and durability you need to stay on the road.
