acbc said:B Series is possible: http://www.caranddriver.com/specialtyfiles/9029/specialty-file-mini-tec-vtec-mini.html
http://www.caranddriver.com/assets/image/1229200413740.jpg
All u need is the subframe: http://www.minimania.com/web/DisplayID/1711/SCatagory/ENGINE/DisplayType/Technical%20Information/ArticleV.cfm
More info: http://www.europeancarweb.com/features/0503ec_monster_mini/photo_04.html
This is what i am talking about.Low profile. The engine looks so small...