Just a few weeks after pictures of the Blue Devil/SS/Sting Ray were first taken, another supercharged Corvette test mule was spied just outside of Ann Arbor heading for EPA testing.

Could this be one of the firsts in a series of shake downs for the Blue Devil Corvette? Johnny O'Connell of Corvette Racing fame (#3 car) posted on his web site that he will be test driving some Corvette street cars around the Nuerburgring