Originally Posted by
Mark Kovalsky
They did run hotter, but they also had larger coolers because they did not have lockup.
I wonder if that's the key right there? There are times that the E4OD can make a whole lot of heat. As people know, the cooler folks were very stingy with the cooler for the E4OD. The C6 may have run hotter most of the time, but the peak temp for the C6 would be lower with that bigger cooler.