Hennessey Performance Engineer has shared a video showing the twin-turbocharged V-8 in the Demon 1700 making 1,700 hp in dyno ...

A couple of our other panelists who made the same selection as him this week at the John Deere Classic certainly hope so.

Hennessey turns the already wild Dodge Demon 1700 into a twin-turbo 1,700-hp beast that might be the world’s fastest car down the drag strip.

Writing for the Wall Street Journal, Matthew Hennessey argues to the contrary, that explicit financial incentive precludes ...

Jevera Hennessey joined Wiggin and Dana as a partner in its private client services department in Greenwich, Conn., the firm ...

Valencia marketing firm Hennessey Digital, specializing in services for law firms, has been acquired by Herringbone Digital, ...

The Dodge Challenger SRT Demon 170 has been out of production since 2023, but remains the most powerful muscle car ...

Dodge’s 1,025 hp Challenger Demon 170 can fire down the quarter-mile in a remarkable 8.91 seconds, putting both supercars and ...

The Dodge Demon 170 will be upgraded to run a 7.9-sec quarter-mile at 180 mph; Hennessey Special Operations will only make a ...