Before Hudson was folded into American Motors, it had developed its own eight-cylinder engine. Yet for years, it stuck with its old-fashioned straight-6.

A unique hot-rod Lincoln, reminiscent of the original Carrera Panamericana road race era, is now available for purchase on Bring a Trailer.

America's automotive history is dominated by the V8. It's what we're most famous for. You can probably hear Jeremy Clarkson saying "V8 motor," with his less-than-kind American accent imitation. In ...