Yes it has been, but briefly stated, Hansen ran the occasional sprint car race at the St Paul half mile fairgrounds. Hence the appendage. Won a couple in 1972, as I recall, which predictably irritated USAC no end. Those wins, coupled with the success of Tom Sneva in the Pacific Northwest with a rear engine sprinter, caused USAC to ban rear engine sprint cars.Sorry if this has been answered before, but what's the story behind the super modified cage on Jerry's T192?
Tom