LocostUSA.com

This would be a very interesting build. I actually have a prop hanging in my shop thats about that size

https://en.wikipedia.org/wiki/Helicron_(automobile)

https://www.lanemotormuseum.org/collect ... cron-1932/

https://www.youtube.com/watch?v=3Vf-DGJZ6dE

You just need to drive with goggles to keep all the bits of people that get churned through the prop out of your eyes.