DW, your frame will be completely different from mine and I don't have the answers. But as you have seen, there are many here that do and a ton of great info in the archives. I'm pretty sure that no matter what year, the 216, 235 and 261 are pretty much simple swaps. Your biggest issues will probably be linkages and steering. Where in Wyoming are you from? I'm an Evanston native myself. Not many of us.
