The Vortex BT1200 was a three-wheeler built in the United Kingdom by Brian Thompson from American plans for the Vortex. He revised the styling dramatically, especially the front end, where the square-edged original gave way to a curvier look, and the styling was entirely his own work. The two-seat car was finished in bright orange and powered by a 1200 cc Triumph motorcycle engine with dummy exhaust exits, driving a…