Datsun Roadster 65, 66, 67, 68 and 70 Gauge Voltage drop regulator

Datsun Roadster Gauge  Voltage Drop Regulator - Gauges NISSAN

Fits 1965, 1966, 1967, 1968, 1969, 1970

 Part of the operating system of the water and fuel gauge. Symptom: Floating gauges or water and fuel both do not seem to work. Often the gauges and sending units are ok. It's this part that has failed.