I've put this sticky together to help answer your questions on what it takes to do the popular 1j swap.
Don't bother with questions here: this thread is left open for members to post other reference sources, and you will quickly find all questions or discussions deleted. After reading these, feel free to ask more specific questions about the swap and process in a different thread.
The following sites will help to answer your basic "what do I need" questions, and put you on track to getting one running yourself. Good Luck!
http://www.jza70.com/articles/faq/index.html