Oscar remarked on the reflectors, which are unique to SA cars due to legislation requirements at the time. Here are some pics:
Red for the back.
(http://img516.imageshack.us/img516/1426/resizeofimgp0087lm9.jpg) (http://imageshack.us)
White for the front.
(http://img512.imageshack.us/img512/9296/resizeofimgp0089mc9.jpg) (http://imageshack.us)