Originally Posted by pyroinsa
Have you looked anywhere on this site? There are lots of threads about this subject.
After you're done with bolt-ons, you'll have to tear into the engine and change some of the internals.
could also try an adjustable cam gear to retard your timing.. but that isn't the easiest thing..
Tha Kraken: http://www.focusfanatics.com/forum/ford-focus-builds-general-showroom/285082-meet-kraken.html