Temp and oil gauge OK except, as you said to ignition, otherwise battery goes flat if not isolated (expensive mistake).
I hooked up...
probably not right but seems to work
Thanks anyway, I think i'm pretty close to sorting it out. I will post completed diagram soon.
I’m hoping some of you nice knowledgeable people could help me wire up my boat. I recently restored it and 80% of the wiring is still there...