In case, you haven't heard us raving like a bunch of teenage groupies, Jeff D'Ambrosio Auto Group wants to take a moment to discuss breaking developments surrounding the forthcoming Camaro ZL1. If you've been following our blog, you know that at the heart of the Camaro ZL 1 is a supercharged 6.2-liter engine. And, while we've said it once, we'll say it again: SEA-rated at 580 horsepower and 556…