Stock Shelby GT500 vs Hennessey’s Venom 1000

The Venom 1000 is actually an upgrade package offered by Hennessey Performance for the Shelby GT500. When equipped with the package, a GT500 will have 1,000 horsepower and 850 lb-ft of torque. Today, we get to see just how powerful the new upgrade package is against a stock GT500 at the Pennzoil Proving Grounds.