This Customized 1985 GMC Van Drives Both Upside Down and Backwards [VIDEO]

A man in Southeast Michigan has gone viral with his custom 1985 GMC van. So what makes this van so unique?  It can be driven both upside down and backwards!

He apparently made this happen by mounting has a 4 cylinder Chevy engine on the front or is it the rear? Has two seats facing the rear windows. This van is 4″ off the ground. The wheels on top turn by electric motors.