Check out this tread of Aussie Ford's putting out some serious power.

http://www.lateral-g.net/forums/showthread.php4?t=1640

also

http://www.performancebuildups.com/

 

10.60s on the factory turbo without even cracking the valve cover? Sweet!!

Reminds me of this dyno video..:
..1163HP @ 6500 RPM.. Not bad for a 4.0 liter running 25 psi..

Edit: Here's a video of one of the XR6T's mentioned in that thread..: http://media.putfile.com/xr6turbonet