Past conversation to restore 1953 temp gauge.
https://www.stovebolt.com/ubbthreads/ubbthreads.php/ubb/showflat/Number/1224340

Once you have the gauge working, you will need a device to drop the voltage from 12 volts to 6 volts.

Attached picture is to show what a complete gauge looks like.
Attachments
Temp Gauge.jpg (82.78 KB, 138 downloads)


"Adding CFM to a truck will only help at engine speeds you don't want to use."
"I found there was nothing to gain beyond 400 CFM."