Jim Hall made sure his cars stuck to the track
The Petroleum Museum – Midland, TX
Nov 21, 2006
With the Chaparral 2J, Hall had devised the ingenious way of creating downforce by adding two rear-mounted fans. These were connected by an auxiliary snowmobile engine that ingested air from underneath the car, just like a vacuum cleaner. As a result, the "sucker car," as it was nicknamed, was able to corner at much faster speeds than anything else on the track, despite the fact that it resembled a brick on wheels
