Actually, I'm probably going to forgo the Big Shuriken. The temperatures, I see in Speedfan are surprisingly low (maybe I got lucky). But to answer your questions, the fan on the Big Shuriken coincides with the part circled in red (pic below). Thanks for the pic. I'm still going to give it a go by ...

I just got an ISK with a Zotac 630 and a Big Shuriken. For those looking @ getting something similar, you might want to rethink it! The Big Shurken will only fit if you modify the DVD bay (i.e chop off half of the back end) OR you take off the fan, rotate, and zip tie it @ a angle to avoid parts of...