This is all says on the site where I sourced the puzzle picture:
QUOTE
Grady-Alfa
Driven by Ron Hutchinson (FL) in Southeast Div races in 1960's
Traded in late 60's to someone in NC
Currently owned by Barry LeVan (PA)
UNQUOTE
All those locations are in the USA so I assumed this was an American-built car; this was apparently built by Henry Grady after the Begras so 1967 seemed to be about right, but it may not be so I've removed the date from the heading.