Cat c7 question
I have a cat c7 7.2 liter engine in a 2004 Phaeton. I know that this was the first year that they changed over to the c7 7.2 liter from the previous years 7.2 liter cat engines. My question is how lon...
Forum Discussion
From what I dug up, Cat stuck with the C7 7.2 liter engine in the Phaeton until around 2007. That's when they started tweaking things and pushing out those 350 hp beasts. As for changes, they did a bit of tinkering with the fuel system and added an ACERT technology to meet emission standards. Some say it brought a bit more efficiency.
