Before monster trucks were a thing, Big Foot was blowing people's minds with its gargantuan custom boat engine and 66-inch tires. The truck doesn't race anymore, but it's too cool to be left to rot.

The backflipping madness of modern-day Monster Jam can be traced back to one beloved Ford truck, aptly named Bigfoot. Standing taller and mightier than any pickup ever seen, the 1974 F-250 started as ...