Available on ebay.
1961 PLYMOUTH 14” HUBCAP WHEEL COVER HUB CAP OEM FURY BELVEDERE '61 Set of 3 | eBay
1961 61 Plymouth Fury Hubcap Hub Cap OEM MOPAR Valiant Wheel Cover Man Cave | eBay
1961 PLYMOUTH FURY GTX RD RUNNER BELVEDERE SATELLITE HUBCAPS WHEEL COVERS MOPAR | eBay