
Dubbed the HPE1000, the package features a twin-turbo 7.0-liter V8 engine that produces 1,008 hp (752 kW / 1022 PS) and 967 lb-ft (1,310 Nm) of torque.[...]
Source:
worldcarfans Tuning
https://www.tuning-links.com/news_1606_Hennessey+Cadillac+Escalade+races+a+Nissan+GT-R+%5Bvideo%5D.html