Previous rumours indicated that 2015 Dodge Challenger SRT Hellcat would be powered by a 6.2-litre supercharged Hellcat V8 engine rated at 600 horsepower, but an official statement informs us that Hellcat will actually hit the road with 707 horsepower, thus becoming “the most powerful muscle car ever”. Apart from that, 2015 Dodge Challenger SRT Hellcat […]