Subscribe for more Carfection videos: http://bit.ly/1V1yFYX We caught up with John Hennessey, the man behind the once and possibly future fastest cars in the world. The Hennessey Venom F5 might break 300 mph and the likes of Koenigsegg and Bugatti are taking note. Join the Carfection community... Like on Facebook: http://on.fb.me/1RvTdL4 Follow on Twitter: http://bit.ly/1JUAgiI
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