Imagine that; a Chevy achieving a top speed of 205 mph or 330 km/h! It goes without saying that this isn’t one of your “ordinary” Vettes but it’s the top-off-the-range 2009 ZR1. Interestingly, GM’s development team managed to video tape the new Corvette ZR1 topping out in early April at the test track in Additionally, along with the release of the video showing GM also announced the official dyno numbers: the ZR1’s supercharged 6.2-liter V8 is rated at 638 Hp which is 18 Hp more than GM estimated when they first unveiled the supercar at the Detroit Show in January. As for grunt, GM said that the ZR1’s V8 delivers 604 lb.-ft. or 819 Nm of torque available at 3,400 rpm. –Video after the jump
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