In this video from YouTube you can watch the Hennessey Performance team performing some acceleration and dyno tests on the 2014 C7 Corvette Stingray, equipped with the Hennessey HPE650 Supercharged upgrade

In this video from YouTube you can watch the Hennessey team performing some acceleration and dyno tests on the 2014 C7 Corvette Stingray, equipped with their HPE650 Supercharged package.

In stock form the C7 Corvette has 450 bhp (336 kW) and 450 lb-ft (609 Nm) of torque. Hennessey managed to pump up the power to 650 hp (485 kW) thanks to a new supercharger with a custom pulley and some ECU modifications.