not sure if these are correct or not for the years, but I know some hubcaps can be tough to come by and someone might be looking. not mine, but they are in my area if you want help (@ 1.5hr drive from me)
https://cosprings.craigslist.org/pts/6055402578.html
1971-1972 barracuda HUBCAPS HAVE ALL 4
$50