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This is a rare one: It's the first of seven wide-body C5 cars built by Lingenfelter. Dubbed “Project 255,” in reference to the street-legal speed record of the day, the car features a C5-R–based 427 with twin turbos, making 725 horsepower. It went 0-60 in 2.97 seconds and clocked a 9.36-second e.t. at 151 mph.