The Venom 775, upgraded to 775 HP by Hennessey Performance, chassis dyno pull is an intense and action-packed display of power and performance. In the above video, the supercharged Venom 775 undergoes rigorous chassis dyno pulls, where its horsepower and torque output are measured and recorded. The upgraded Ford F-150 produces an incredible 775 horsepower and 685 lb-ft of torque, making it one of the most powerful Ford F-150s ever built.