I was forwarded this via my work email this morning. Its old so no doubt been posted before. With designing engine internals for a living these are like p**n for me , there's something about cnc billet titanium, or cnc alloy blocks.
The first link gives a good over view of the build
http://www.bimmerboost.com/showthread.php?6921-Epic-Evo-Engine-Build-Incredible-Engineering
If you have time read the full thread....
http://forums.evolutionm.net/evo-dyno-tuning-results/447351-highest-hp-4g63-engine-2007-a.html
I know the power figures may potentially be abit exaggerated but still and epic build.
Enjoy