4. 1930 Bentley 27-Liter

Jay’s 1930 Bentley 27-Liter is a jaw-dropping fusion of aviation and automotive history.
With a massive airplane engine wedged into a stately Bentley chassis, this beast boasts more displacement than most race cars combined.
The sheer scale and roar of this machine make it a favorite for fans of engineering excess.
See the story behind Leno’s 27-Liter Bentley.