spare wheel well install.

[carlos the jackel]

ive got two ten inch subs and was playing with the idea of a 26" wide at the top, 21" wide at the bottom, 8" deep cone shaped box for the spare wheel well in my nova.
ive looked at loads of sites and cant get any info and cant see anyone thats done one before. anyone got and pics/ building ideas to help, cos i definately need em...
thanks

carlos