A Yamaha R1, Dodge Challenger SRT Hellcat, and a tuned Audi RS 3 go ... boasts a supercharged 6.2-liter V8, producing over 700 horsepower in its standard form. While higher-output versions ...

Texas-based tuning company Hennessey, also responsible for the wild Venom GT, has revealed its tuning program for the 2013 SRT Viper – called the Venom 700R. Power and torque from the 8.4-litre ...