The Venom 1000 Ford Mustang GT500, upgraded to 1000 HP by Hennessey Performance, chassis dyno pull is a transparent display of power and performance of our 1000 bhp Hennessey upgrade. In the above video, the Venom 1000 undergoes rigorous chassis dyno pulls, where its horsepower and torque output are measured and recorded. The upgraded Ford Mustang GT500 produces an incredible 1000+ horsepower and 850 lb-ft of torque, making it one of the most powerful Ford Mustang GT500s ever built.