[EricH]

Originally Posted by Andrew Schreiber

Just to throw a wrench in this discussion. Years like 2005 saw teams get hung up on tetras due to either having too much or too little ground clearance. Also, in games like 2003 you had to worry about wheel width.

That's why 330 put blocks on the very front of their frame on the bottom--high ground clearance, comparatively (say, about 2-2.5 inches where the blocks weren't), but I don't remember that we ever got hung up on a tetra. (It also provided a good place to mount our loading-zone feelers.) The blocks were designed with an angled back so we could escape from a tetra if it did get under us.