
Based on the Chevrolet Camaro Convertible, the HPE600 has a supercharged 6.2-liter V8 engine that develops 602 hp (449 kW / 610 PS) and 605 lb-ft (819 Nm) of torque[...]
Source:
worldcarfans Tuning
https://www.tuning-links.com/news_1385_Hennessey+HPE600+revealed+%5Bvideo%5D.html