Thank you, I appreciate the responses. No FSM unfortunately. It doesnt have continuity through it. A speed input for emissions is not useful to me, so delete in the near future. Pre smog and it has a 305, 700r4 to np205 to centered FJ25 rear...
Pretty sure someone here will have the answer I am looking for. I have a 73 FJ40, that I am rewiring and I am working on the gauges. I know what all but two wires are for and they go to the back of the speedometer at the top, one black, the...