Engine Parts

Cummins Temperature Sensor By BESTfitUpgrade your engine monitoring system with the BESTfit Cummins Temperature Sensor, a direct replacement for OEM part numbers 2120750005, 2872467, and 5EL026. Designed for Cummins engine applications, this sensor...

Cummins EGT Temperature Sensor By BESTfitThe BESTfit Cummins EGT Temperature Sensor is a premium replacement for OEM part numbers 1906310, 1906310PE, and 2129818, engineered for Cummins ISB 6.7L (2011) engine applications. Designed for precise exhaust...

Detroit Diesel Temperature Sensor By BESTfitUpgrade your engine monitoring system with the BESTfit Detroit Diesel Temperature Sensor, a direct replacement for OEM part numbers 04320774, 10031028, and 2120200003. Designed for Detroit Diesel engine...

Cummins Temperature Sensor By BESTfitUpgrade your engine monitoring system with the BESTfit Cummins Temperature Sensor, a direct replacement for OEM part numbers 2120752035, 2872261, and 2872261RX. Designed for Cummins engine applications, this sensor...

5 Inch Pilot Air Operated Fan Clutch By BESTfitThe BESTfit Air Operated Fan Clutch 5" Pilot is a high-quality replacement solution for OEM part numbers 10900975001, 10900975001B, and 10900990001, compatible with a wide range of heavy-duty cooling systems...

Polar Extreme Super Repair Kit DriveMaster By BESTfitUpgrade your cooling system maintenance with the BESTfit Polar Extreme Super Repair Kit, a direct replacement for OEM part numbers 1311840103, 142561, and 994902. Designed for Horton Drive Master Polar...

Fan Hub By BESTfitUpgrade your cooling system with the BESTfit Fan Hub, a direct replacement for OEM part numbers 01998160, 1301840700, and 144533. Designed for Freightliner and Blue Bird vehicles with Horton fan clutch systems, this belt-driven fan hub...

Quick Super Repair Kit DriveMaster Advantage By BESTfitUpgrade your cooling system maintenance with the BESTfit Quick Super Repair Kit, a direct replacement for OEM part numbers 14256, 166627, 198472, and 994900. Designed for Horton Drive Master...

Warner Retrofit Kit K32 By BESTfitUpgrade your cooling system with the BESTfit Warner Retrofit Kit K32, a direct replacement for OEM part number 10334070001. Designed for Borg Warner K32 fan clutch systems, this retrofit kit provides a complete solution...

12V Solenoid Valve By BESTfitUpgrade your cooling system with the BESTfit 12 Volt Solenoid Valve, engineered for Horton air-operated fan clutch systems requiring dependable airflow control. This closed circuit, 12-volt valve provides precise and...

Viscous Directly Controlled Fan Clutch By BESTfitUpgrade your cooling system with the BESTfit Viscous Directly Controlled Fan Clutch, a direct replacement for OEM part numbers 10019224, 23763152, and 452100118003. Built for Blue Bird Cummins ISB...

Viscous Air Sensing Fan Clutch By BESTfitUpgrade your cooling system with the BESTfit Viscous Air Sensing Fan Clutch for Freightliner and Sterling vehicles, engineered for consistent performance in heavy-duty applications. This air-operated,...