engine cooling system

equipment - an instrumentality needed for an undertaking or to perform a service

fan - a device for creating a current of air by movement of a surface or surfaces

fan belt - a belt driven by the crankshaft that drives a fan that pulls air through the radiator

automotive vehicle, motor vehicle - a self-propelled wheeled vehicle that does not run on rails

pump - a mechanical device that moves fluid or gas by pressure or suction

radiator - a mechanism consisting of a metal honeycomb through which hot fluids circulate; heat is transferred from the fluid through the honeycomb to the airstream that is created either by the motion of the vehicle or by a fan

radiator hose - a flexible hose between the radiator and the engine block

thermoregulator, thermostat - a regulator for automatically regulating temperature by starting or stopping the supply of heat