Marc from American Auto Wire (AAW) hooked me up with
http://www.classicinstruments.com/ to see about getting my Ammeter converted to a Voltmeter. Its simply safer. Working now with Cliff from Classic Instruments for a quote and sending them the meter (shown in pictures attached).
Considering change to mechanical oil pressure gauge to electrical as bleeding an oil line into and under dash and any leaks can be a nuisance at best.
Networking with folks with the knowledge &/or experience, makes a difference!