I'm almost sure thats all of the variations (so far).

http://i215.photobucket.com/albums/cc309/MalibuSeaS/diecast/Camaro003.jpg

http://i215.photobucket.com/albums/cc309/MalibuSeaS/diecast/Camaro001.jpg

http://i215.photobucket.com/albums/cc309/MalibuSeaS/diecast/Camaro002.jpg

http://i215.photobucket.com/albums/cc309/MalibuSeaS/diecast/Camaro004.jpg

Thanx for looking, Frank
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Cool casting.