If you need some caliper brackets, the Chevy 70's or 80's disc brake calipers work very well for most swaps. Depending on whether you got 70's std. or 80's metric, Speedway sells brackets that I've use numerous times for disc brake swaps. They are for 3" axle weld on, but I cut them to fit the spindles, and then drill them to bolt on. $10 ea., so easier than making them too!
I trace them on cardboard, and then cut the cardboard to fit the spindle. Then transfer that back to the bracket to trace where to remove metal. Once bolted on with two bolts, I cut steel and weld it on to get the 3rd bolt hole. These are the brackets: