Correct Mike, though the precise name is
Wärtsilä-Sulzer RT -flex96C, apparently a newer version
http://en.wikipedia.org/wiki/W%C3%A4rtsil%C3%A4-Sulzer_RTA96-C
Here's a nice link, with foto's that show the extraordinary scale of it..
http://people.bath.ac.uk/ccsshb/12cyl/
Your go..