For my new GTX build I went with electric for everything but the oil pressure. Just could not pull the trigger on electrical for such an important function.

Quality electric gauges are expensive. I paid a lot for the gauges.

67 Coronet 500 9.610 @ 139.20 mph
67 Coronet 500 (street car) 14.82 @ 94 mph
69 GTX (clone) - build in progress......