A little more searching will yield lots on that question and the stickys
Your looking for ricks site since it was took down when supraforums was bashing him a while back ago he used to help with swaps and document it.
Here is the web archive to the original page.
http://web.archive.org/web/*/1jz-gte.us
more specifics
http://web.archive.org/web/20040126191907/http://1jz-gte.us/
Since then people have copied his docs and host them on their page
like http://www.1jz.com/
Your looking for ricks site since it was took down when supraforums was bashing him a while back ago he used to help with swaps and document it.
Here is the web archive to the original page.
http://web.archive.org/web/*/1jz-gte.us
more specifics
http://web.archive.org/web/20040126191907/http://1jz-gte.us/
Since then people have copied his docs and host them on their page
like http://www.1jz.com/