This brand-new water temperature sensor bears part number 46150-503100.It is custom engineered to fit 3TNE78 and 3TNE82 diesel engines perfectly. It precisely detects coolant temperature fluctuations.Meanwhile, it transmits consistent signals to the engine control system. It keeps real-time track of running temperature and prevents engine overheating breakdowns.Crafted with anti-rust and long-lasting materials, it withstands prolonged tough working environments. Built in line with OEM factory specs,it works as a premium aftermarket replacement for routine engine upkeep and part renewal.