Have a look here [Only registered and activated users can see links. ] BUT remember you still need space for the navcore (application) too which could run to about 50Mb alone. I would suggest you think about a 9.510 cos then you can run ANY map we have a meta for.
See some of these alternatives:-
[Only registered and activated users can see links. ]
[Only registered and activated users can see links. ]
[Only registered and activated users can see links. ]
[Only registered and activated users can see links. ]
[Only registered and activated users can see links. ]