Im looking for information on this also.....I was going to cut a piece of colored plexi glass to fit in the stock clusters place and then just cut wholes for the gauges. However, I dont know how easy it is to connect all the gauges...
Go here. http://www.florida50.com/ From what I have heard they put out a good product and very easy install. I have read it's pretty much in and out and you get the gauges you want. This is what I plan on doing