While the 6.4 HEMI, with up to 485 horsepower and 475 lb-ft of torque, represented a substantial upgrade in power, it was no match for the 6.2L HEMI ... the addition of a supercharger.
And for now, it appears to be the only vehicle to receive the supercharged 6.2-liter HEMI Hellcat V8 engine, which produces 710 horsepower and 645 pound-feet of torque. It will pop off a 3.5 ...
Dodge has officially unveiled the most powerful vehicle to ever wear the Challenger name – the SRT Hellcat – complete with over 600 horsepower courtesy of a supercharged, 6.2-liter Hemi V8.