http://news.yahoo.com/video/knock-wood-car-works-193930831.html
The frame, axles, gears and even the gas tank—which Puskas fashioned from an old beer barrel—are made of wood. The engine (from a Fiat 126), steering wheel (from an old Mercedes-Benz) and windshield are virtually the only parts that are not.
"My aim was to make it out of wood as much as possible," he said. "A wooden car must be made out of wood."
Puskas' wife encouraged him to build the car rather than spend the winter at the pub