I'm always looking for unusual machines at cars and coffee events, so when I spotted a little green sports car at a Metro Detroit gathering that I couldn't identify, I hustled over to have a look. Others were curious, as well, and the owner, John Ruth, was holding court alongside his machine. What is it, I asked. A 1963 Turner Mark III, he replied.
This is a companion discussion topic for the original entry at https://www.hagerty.com/articles-videos/articles/2018/11/16/turner-mark-iii-was-race-track-terror