A8. 2-Pin. Color-Black. Color-Black or Gray. Engine Coolant Temperature Sender. Location-Engine. Location-Engine Block. Location-Radiator Coolant Hose. Location-Radiator Hose. Location-Water Coupling. Location-Water Pipe. Part has related component that cannot be reused/reinstalled; o-ring. Part inclued with water pump assembly. Temperature Sensor for Engine Coolant. Engine Coolant Temperature Sender. Engine Coolant Temperature Sensor. FAN SWITCH. OIL PRESSURE SWITCH. TEMPERATURE GAUGE. TEMPERATURE SENDING UNIT. THERMOSTAT sensor. THERMOSTAT switch. Included with: Coolant hose, Coupling, Coupling body, Flange, Hose, Hose assembly, Lower coupling, Lower hose, Lower hose Part cannot be reused/reinstalled, Outlet hose, Part has related component that cannot be reused/reinstalled; o-ring lower hose, Radiator assembly, T-piece, Thermostat housing, Thermsotat unit, Upper coupling, Upper hose, Water pipe, Water pump, Water pump assembly.