Originally Posted by DrkPhx
Great pics. The boost gauge on the ZL1 is formatted the same way; reads vacuum in hg at idle and psi when in boost.
BTW - How does this site always get the cool pics first, hmmm?
Ya but what Im saying is that the one in the C7 does not read inHg. Its just PSI, which is not correct. Even if the -12 was supposed to stand for 12inHg thats pretty low vacuum.