One of the British motor industry’s more fascinating “might-have-beens,” this beautiful open roadster is an indication of what might have replaced the AC Ace had the company not been occupied building Carroll Shelby’s Cobra. The car’s curious “MA” chassis number prefix is assumed to refer to AC’s Polish engineer Zdzislaw Marczewski, a former RAF bomber ...
![](https://www.sportscarmarket.com/wp-content/uploads/2023/08/1963-ac-ma-200-convertible-prototype-main.jpg)
Courtesy of Bonhams