Ammeter Gauge/LW - 83H1073
Gauge body is 1.61" diameter
The positive post should have 2 heavy brown wires attached.
The negative post should have 2 brown and white wires attached (one thick and one thin wire).
BMC Mini
Leyland 154, 235
Nuffield M4, PM4, DM4, 3DL, 4DM, 342, 460, 4/25
Alternate Part Numbers: NT1568, 37H5149, BTJ2238