http://www.msn.com/en-gb/cars/reviews/b ... ar-AAhvxfB
Buyers should discount cars without the Z1 Audio? Good luck finding one, not many of the original 500 still have them.
Photographed this car a few years ago and had never seen that heat-shield before or since, the only reasons I can think of is the heat transfer from the bonnet to reduce warping?