old mustang/Camaro/firebird?
5k doesn't get much these days, they'll all need work soon. Put the 5k down on a new base Jetta or Civic.
miata / MX5
old mustang/Camaro/firebird?
I found the car for you boss. A 1988 Mazda RX7. Meets all your criteria
I'm not sure if relying on an RX7 as your only form of transportation is a good idea.