Yeah, the high floor combined with banging his noggin on his(oops too late to change) welded-in cage.
Brock had a regular pan-based car, the body was from Doc Kleber. Plus he had a stock trans and a 1915 type1. An apple compared to this orange.
This ebay project has no cage, is not on a pan, and has a stainless pan/frame. And even though the body is not from Indiana, it has an MSO from there, which could be good. It could also end up with heat and A/C......