New to Mopar with a 71 Valiant Chrger

For the round speedometer like the Demon, you need a rally dash, which would require a metal dash frame swap.
Hi 4spdragtop, do you have a photo of this rally dash to give me an idea of what it looks like. NVU has a nice speedo setup that can work if I do not get demon speedo gauges but I still need the bezel where the speedo fits into

69257-01m__14214.jpg