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

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 ...

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 U.S. Senate made history by conducting its longest-ever “vote-a-rama” session on the Republican Party’s budget resolution, known as the “Big Beautiful Bill.” The marathon voting spree lasted more ...

We don’t prioritize kids more than the other things in our lives.

This truck spent quite some time on the dyno. It went through tuning twice because the owner kept wanting more. Is 800 ...