in addition to all of the color, wheel and label variations. here is a shade and base plate variation :)
two shades of orange, light and dark
http://img245.imageshack.us/img245/8310/formula1orcolorxd8.jpg
http://img456.imageshack.us/img456/9279/formula1orcolor1ve4.jpg
http://img456.imageshack.us/img456/2418/formula1orcolor2hh8.jpg
the label might look faded on the lighter orange model. it was issued with light and dark labels too. a sealed yellow model with a light blue label
http://img49.imageshack.us/img49/7652/formula1labelbv0.jpg
also a nice little base plate variation. left model base plate, front is half round. right model base plate, front follows the outline of body
http://img387.imageshack.us/img387/7472/formula1frontbracefv2.jpg