Hennessey-tuned Cadillac hits 220 mph on Texas highway | Motoramic - Yahoo! Autos

From the blog Motoramic: Texas tuner John Hennessey's work on big Detroit iron has its acolytes and detractors, but the man knows how to show off his wares. To highlight the top-speed performance of some of his big rigs, Texas authorities let him take a full-speed blast down the state's newest toll road outside Austin that opened today, one [...]