Precision SC6152E Turbo for sale. It's slightly larger then a gt30r. This turbo is for rotated setups. It is rated at 630hp and has a 4 bolt .63ar hotside.
http://www.precisionturbo.net/turbochargers-display.php?company_id=101795&category_id=3026
It was bought new and was used for around 16k miles. Very Good condition, absolutely no abnormal shaftplay.
$250 shipped.

Thanks for looking.

http://img.photobucket.com/albums/v685/gawrx/SC6152E_a.jpg