Coolant/Oil Temperature Sensor
The PAI Industries 650660 Coolant/Oil Temperature Sensor is a 1/4-18 NPT sensor with Lockpatch and 2-pin connector, engineered to replace OEM Detroit Diesel 23527830 for Series 60 engines. With an overall length ≈ 2.28", it monitors both coolant & oil temps to protect engine from overheating. ISO-certified, USA-manufactured, and backed by a 2-year warranty, this sensor from Wofford Truck Parts ensures accurate readings under tough conditions.
$21.65
Specifications
The PAI 650660 Coolant/Oil Temperature Sensor (OEM Ref: 23527830) is designed for Detroit Diesel Series 60 engines. It features a 1/4-18 NPT thread with Lockpatch, 2-pin rectangular connector, approx. 2.28" overall length, and dual-function capability measuring both coolant and oil temperature.
Built by PAI in ISO-certified facilities in the USA and backed by a 2-year unlimited-mileage warranty, the 650660 offers OEM level precision and durability for heavy-duty applications. It helps prevent engine damage from overheat by providing reliable sensor feedback to engine control modules. Sold by Wofford Truck Parts for fleets, repair shops, and truck operators who demand performance and reliability.
Compatibility
Freightliner – FLD, Century, Columbia, Coronado, Argosy (1987–2011)
Kenworth – T600, T800, W900 (1987–2011)
Peterbilt – 377, 378, 379, 386, 388 (1987–2011)
Western Star – 4700, 4900 (1990s–2011)
Sterling – Acterra, A-Line (late 1990s–2010)
International / Navistar – select transit & line-haul models with Series 60 (1987–2011)
Bus / Coach / RV / Specialty units powered by Series 60 (1990s–2011)
Alternative Part Numbers
Interstate-McBee A-23527830
PAI 650660
