Top 10 Top 10 Fastest Cars in the World by Frédéric Mercier July 29, 2020 3. Hennessey Venom GT Top speed: 435 km/h Based on a Lotus Exige, the Venom GT was motivated by a GM-sourced 7.0-litre V8 engine. The upcoming Hennessey Venom F5 should easily break the mark set by its predecessor. « PreviousNext » Share on Facebook Share: