Part #: 200-508
New OEM Genuine Nissan coolant temperature sensor nut only, for Datsun 240Z, 260Z, 280Z and 280ZX, 1970-83. This nut holds the temp sensor into the engine. Often the original nut is stuck to the sensor and appears to be part of the sensor. All of the Z cars 1970-83 had the two piece style temperature sensor.
Part #: 800-023