This one is quadtruple penetration if you include oral...
http://www.throatsex.com/videos/triple-fuck/x69.html
another triple
http://www.moviepink.com/galleries/121/index.php?pid=roughi3
that's graphic... if you're gonna take 4 cocks (2 in pussy, 1 in ass, and 1 in mouth) you might as well take 2 more -- 1 in each hand and make 7 guys happy