The Viper SRT-10 ACR is the last version of the Dodge supercar before its ailing parent company, Chrysler, sells off the Viper brand. It’s also by far the best. Powered by an 8.4-liter V10 producing 600 bhp, this genuine 200-mph car has been transformed into a raw, undiluted thrill seeker that works so well you wonder why it took Dodge so long to make it.