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PAI · Engine
641340
In stock · ships from Knoxville
The PAI 641340 is an oil cooler thermostat (oil control valve) engineered for Detroit Diesel 50 and 60 Series engines.
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Aftermarket replacement for Detroit Diesel OEM thermostat. Verify exact engine serial number break for Series 60 applications.
Part data verified against 3 catalog sources
Numbers this part supersedes or interchanges with. Showing 4 of 4.
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It regulates oil flow to the cooler to maintain proper operating temperature. A failing thermostat can lead to overheating or insufficient lubrication, so it is commonly replaced when oil temperature swings or engine protection derates occur.
Part Number: 641340
OIL THERMOSTAT
Vendor: PAI Industries
Dealer: KP Services Crossville
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