I have a 1979 two door, 6 cylinder, Chevy Caprice. I need to get new gauges for it. I picked four that I liked, Price and style, but have bought them. Just wondering if basic electronic gauges from this website (http://www.egauges.com/vdo_main.asp?gclid=CLGxgv3Ui6cCFY5l7AodIGH2dg), will be able...