Where to buy disc conversion

I think this one from Summitt looks good for $699, it is for 9 inch drum models only
LINK: http://www.summitracing.com/parts/W...y=Year|1964|Make|DODGE|Model|DART&prefilter=1

watch that one. the studs are 1/2" not 7/16" like stock and depending on the wheel you want the hub may be too big. they really screwed the pooch when they designed that mess.