Hennessey Announced 2013 Hennessey Venom GT Spyder  with a price Tag of $1.1 million Hennessey  Unveiled their new production  2013 Hennessey Venom GT Spyder,which is based on the ‘traditional’ GT. 2013 Hennessey Venom GT Spyder uses very powerful engine with lightweight body structure, the overall design and performance of this car includes American engine with [...]