http://www.funnyjunk.com/funny_pictures/1153/Ferrari+Tank This one might give the comet a run for its money.
Or a 120mm cannon. Plus an M4 Chaingun on the side, and a rotating blaster cannon to top things off. Then, how about a deflector shield generator and 8 inches of titanium armor?
Deflector shield yes, 8in titanium armour?...no. Besides this honey's built for speed. try a pair of tomahawks on 'er...now she's a mobile cruise missile platform!
Funny pic - i saved it! obviously not real though... in the top pic the 'tank' has 7 wheels but the bottom pic shows it only having 6