Honda's 130mph Lawnmower (bbc.co.uk)

They should replace the lawnmower blades with an inverted fan blade. >the chaparral 2j would literally suck itself onto the track, like a vacuum, giving itself unparalleled traction. (was later banned from racing)

http://antholonet.com/EngineersCars/Chaparral2J/Chaparral2J....