>I thought the Ferguson FF cars were Chrysler powered.  Not so?

Not according to the Australian magazine article I read. In-house
flat-4s. My memory could be playing tricks on me, however... I
wouldn't be able to find the article again, unfortunately 9could be
in either of 2 publications, over a period of 20 years...).

Another boxer was the F1 Subaru 10, designed and built for
Lamborghini, but I believe never raced...