[Aarongriffey]

I’m still using the 6 volt starter solenoid, an F1 doesn’t have a horn relay, so that leaves builds and instrument voltage reducer.
I went to Kragens and got a universal gas gage and sender that was 12 volt, same for the temp gage because they never read right with......
Leave it 6 volts. Just make sure you’ve got size 1 or 0 battery cables.