Importing a JDM Eunos Roadster (the Japanese name for the NA/NB Miata) is legal and increasingly popular, but it is a paperwork exercise first and a car purchase second.
The gate is the US 25-year rule: a vehicle 25 or more model years old is exempt from federal FMVSS and EPA/DOT conformity. It rolls forward, so early NA Eunos cars are eligible now and later cars become eligible year by year
…