The driver, who used a wheelchair and had a modified go-kart, was an avid racer. He had been a regular visitor at Ayrton Senna Kart Track for the past six years. Friends told Brazilian news ...

A case in point is [BUM]’s go-kart made entirely from Harbor Freight ... wish to try their luck with the same idea as a Power Racer or a Hacky Racer. The chassis, and much of the running gear ...