Impala SS427's are considered rare but are not considered Super Cars as a whole. These could be ordered with the L72 without going through the COPO program. Some exceptions of course would be the B/M and Nickey SS427 Impalas and 427 Biscaynes that were ordered from Chevrolet and then beefed up by the Super Car dealers.
All is not lost, there is a support group for us castaways. It's
www.impalass427.com [img]/ubbthreads/images/graemlins/
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Rick