The 2010 Dodge Viper SRT10 ACR-X makes the end of the era for the Dodge Viper. It's the last year of production for the Dodge Viper, Mopar has finally called it quits with the super car. SRT10 ACR-X is the last of its breed as some automotive enthusiasts might say, Dodge is only building 25 copies of the ACR-X Viper. The Viper is suped up with a 640 horsepower 8.4 liter V10, along with a race tuned suspension and more aerodynamic body work to improve downforce on the race track. The Viper ACR-X will have superior high speed handling compared to the other stock Dodge Vipers. The retail price on the turnkey race car is $110,000.