"...keep in mind the unit used for this project is KB’s “entry level” 3.2 system. The company also has three larger kits available, with the 4.7 unit capable of producing well over 1,500 hp without you ever having to pop the heads off the motor!"
http://www.msn.com/en-us/autos/enthusiasts/2017-hurst-kenne-bell-r-code-mustang/ar-AAjrkd2#image=13
http://www.msn.com/en-us/autos/enthusiasts/2017-hurst-kenne-bell-r-code-mustang/ar-AAjrkd2#image=13