I use to work part time at a Car Wash and I saw a guy wit a Stanza. He had swaped the engine for a SR20DET engine. I just wanna know, how he did it and what parts I should have to make this possible.Can you also the me if theres and advantage or disavantage. Thanks

It's definitely possible and it's definitely an advantage. Check out teamnse.com. They have some good information there.