thanks bartamos. I’ll keep searching
Ok I think I got it. I have a electrical temperature sending unit. To make it work with the 47 gauge, I have to install a 1937-1962 temperature sending unit reducing bushing. Which will accept the smaller mechanical heat probe that comes from the 47 gauges.
Oil pressure is mechanical. I didn’t see the tee where the oil filter line connects rear left side of the block.

Last edited by 47 BOMBER; 03/15/2020 4:42 AM.