So Callaway has got 25 fewer horses to make up in supercharging the C7 up to the ZR1's 638 hp. That's still a lot of power to get out of an aftermarket supercharger, so we'll see how close ...

Both seemed popular with the crowds in Monterey. But the perhaps the most exciting Corvette of the day was the running of the C7.R racecar prototype with Tommy Milner at the wheel. Still in ...