they used Fiat 124 windshield, interior door handles,
tail lights, front bumper, and trunklid from an MGB
rear bumper from a Karmann Ghia
powered by a small block Ford.
Neil Glassmoyer and Mark Goyette of Modena Design and Development modeled the car off of a 1961 Ferrari 250 GT California and were called upon personally by director John Hughes to build this car and two others for the movie.