Hennessey's Dark Horse Pushes the Needle to 7.5k RPM on the Dyno; Guess How Much It Makes?
20 May 2024, 22:29 UTC · By: Razvan Calin / The most powerful factory Mustang got a Texas branding, and it’s now putting out a tuner-claimed 850 hp, leaving a lot of those free for the rear wheels to use