I have a 240 mounted just fine and yes u can add more 120 fans below the rad and have the optional 200 mounted on top (between chassis and plastic cover. u can see a pic of it in my build log in sig.
360 rad may put a strain on the mounts given there not in center but I never attempted that.
FOLDING GTX 460 SC x2 / 6950 / GTX 275
CRUNCHING I7 870 4.08GHz/ I3 530 3.7GHz / Ph II X4 945 3.2GHzz / Ph II X4 940 3.4GHz / Ph II X3 720 3.4GHz / i7 720QM 1.60GHz = [21c/31t]