Description:The radiator group oil cooler is mounted in the engine compartment or the cooling system, and it works by circulating the hot oil from the engine or transmission through a network of thin metal tubes. These tubes are surrounded by a series of thin fins that increase the surface area, allowing for efficient heat transfer to the surrounding air.Attributes:• tubes and fins to increase the surface area for heat transfer.• Designed to handle higher pressures and temperatures.Applications:The Radiator & Hydraulic oil Cooler is used in cooling the Engine. It is mainly used in Cat 320DL, 320D, 323DL, and 320D GC Excavator